Thais Morvaren spends years hiding a power that could get her killed. When it’s finally exposed, she and her twin brother Thatcher are forced into the Trials of Ascension, a deadly competition run by the gods themselves. This Ascended summary covers the full plot of the novel by Bree Grenwich and Parker Lennox, from Thais’s life in the fishing village of Saltcrest through the Trials, her relationship with the necromancer prince Xül, and the revelation about Olinthar, King of the Gods, that changes everything.
This is a complete spoiler summary. It covers the Trials of Ascension, the relationship between Thais and Xül, Olinthar’s true identity, Thatcher’s fate, and the ending. If you haven’t finished the book yet, this isn’t the page for you come back after.
The Ascended Summary at a Glance
- Thais Morvaren hides her Starpower for years to protect herself, her twin brother Thatcher, and their foster father Sulien.
- Priests catch her using it, kill Sulien on the spot, and take both twins into the Trials of Ascension — even though Thatcher initially shows no power at all.
- Under torture, Thatcher’s own rare power awakens, and the twins secretly agree to try to kill Olinthar, King of the Gods.
- At the Choosing Ceremony, Thatcher is claimed by the god Chavore, and Thais is reluctantly claimed by Xül, a necromancer prince who wants nothing to do with her at first.
- Thais forces Xül to train her properly, survives two brutal trials, and learns Olinthar is her biological father.
- Thais and Xül fall for each other despite his arranged marriage to Nyvora and Thais later discovers Xül was part of a plan to kill Thatcher.
- After the third trial, Thais ascends and learns Olinthar’s body has been controlled for years by Moros, the Primordial of Endings, who wants Thatcher as his new host.
- Thais and Thatcher fight Moros together, but he drags Thatcher into an abyss between realms. Thais kills Olinthar and inherits his power, closing the book with Thatcher lost, renamed, and stripped of his memories.
What Is The Ascended About?
The Ascended follows Thais Morvaren, a woman with a hidden divine ability called Starpower, inherited from a father she’s never met. When mortals with powers like hers are discovered, they’re forced into the Trials of Ascension a competition that either elevates them into the pantheon as Legends or kills them. Thais is exposed and dragged into the Trials alongside her twin brother, Thatcher, after their foster father is executed for hiding them. Survival quickly turns into something bigger: a plan to kill Olinthar, King of the Gods, the man Thais blames for her mother’s death. Her assigned mentor, Xül, a necromancer prince with secrets of his own, complicates that plan in ways she doesn’t see coming.
The Ascended Full Plot Summary
Thais Hides Her Starpower
Thais has spent most of her life working oyster boats in the fishing village of Saltcrest, alongside her twin brother Thatcher and their foster father, Sulien. She can forge weapons and light out of starlight — an ability called Starpower — and Sulien has helped her hide it since childhood. As the divide between the mortal and divine realms has thinned over generations, more mortals have begun manifesting powers that belong to the gods. The ruling pantheon responds with the Trials of Ascension, a periodic culling where anyone showing divine ability is taken, tested, and either raised up as a Legend or killed. With the Trials approaching and priests searching the region for hidden power, Thais picks up extra shifts on the boats just to stay out of sight.
Thais Is Discovered and Taken to the Trials
The secrecy holds until an unguarded moment with her on-again companion Marel causes her Starpower to flare across the night sky. Weeks later, at a village dance, priests arrive already certain someone nearby is hiding power. When they wrongly grab Marel as the source, Thais steps in to protect him and admits the power is hers. The priests then learn she has a twin and take Thatcher too, even though he shows no ability at all. Sulien tries to intervene and is executed on the spot for concealing two gifted children. The twins are knocked out and wake up separated, imprisoned, and for the first time unable to feel the bond they’ve always shared.
Thatcher’s Power Awakens
Once inside the Trials, Thais demonstrates her Starpower for the Legends in a fight that turns lethal fast. Most of the gods are impressed, since Starpower hasn’t surfaced in generations. One isn’t: Xül. When Thais pleads that Thatcher was taken by mistake, the god Drakor tries to torture a power out of him. Thais feels every second of it through their bond until Thatcher’s power detonates outward and destroys Drakor completely. It’s the first sign that whatever he has isn’t ordinary, even by divine standards. Alone afterward, the twins agree on a plan: use whatever power they gain to kill Olinthar, no matter what it costs them.
The Choosing Ceremony and Xül
Each surviving contestant is paired with a divine mentor at a Choosing Ceremony. Chavore claims Thatcher, which visibly angers Xül, who’d wanted Thatcher as his own mentee. With no other option, Xül ends up claiming Thais reluctantly. Once training starts at his domain, Draknavor, Thais overhears the truth: Xül has no plan to train her at all. He intends to let her die in the Trials so she can never be used against him. She confronts him and refuses to accept it.
Thais Begins Training With Xül
Xül relents, but not gently. He shows her his necromancer abilities by raising an army of the undead, which makes clear how far behind she is. His methods get harder from there — he creates illusions of Thatcher for her to fight, including one exercise where she’s forced to “kill” a version of her own brother. It isn’t real, but it convinces Xül she can be shaped into a real contender. Later, during an alchemy lesson, he tricks her into revealing through her own blood that she has a divine parent. Cornered, Thais admits her father is Olinthar, King of the Gods, and that her mother died shortly after giving birth to the twins as a result of his assault. Xül doesn’t expose her — he sees an opening. If Thais ascends, the two of them could eventually move against Olinthar together, though Thais is still planning to kill her father herself the moment she gets the chance.
The First Trial
Thirty-nine contestants enter the first trial, tasked with hunting the goddess Davina. Thais and Thatcher reunite and team up with a new ally, Marx. The three track Davina down only to discover the hunt reverses on them, and they’re now the ones being hunted. Thais is badly wounded before Thatcher carries her across the finish line. Twenty-five of the thirty-nine survive.
The Second Trial in Memorica
The second trial takes place in the flooded city of Memorica, where contestants must recover a hidden key and disclose a personal secret in the process. Unwilling to reveal her true parentage, Thais lies about what she’s hiding. The gods sense the deception and turn on her, and the confrontation destroys part of the city’s archives. Several Legends push for her disqualification, but Olinthar — in the twins’ first real encounter with their father rules that no rule was technically broken. It’s also here that Thatcher learns his mentor, Chavore, is actually his half-brother, and that Olinthar has taken a personal, unsettling interest in him.
The Primordial War Revelation
Xül takes Thais to the site where the first Primordial War ended thousands of years earlier. He explains history mortals aren’t taught: the original Primordials were betrayed and destroyed by their own divine descendants or so the gods believe. Thatcher’s power, Xül warns, closely resembles a Primordial ability thought to be extinct, which makes him valuable and dangerous to the twelve gods in ways he doesn’t yet understand.
Thais and Xül’s Relationship
What starts as a forced, hostile pairing shifts gradually. Xül kisses Thais during a training session, then leaves abruptly on divine business. Later, after she nearly dies defending herself from an attack, he tells her he’s agreed to an arranged marriage with Nyvora, arranged by his father Orthus, the god of death. The news puts real distance between them, but their connection resurfaces during a visit to the realm of Heron, where a seer warns Thais that her bond with Thatcher will eventually break. Shaken, Thais and Xül finally admit their feelings and become intimate a complication neither of them can undo.
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The Third Trial
The third trial is disguised as a lavish ball, and Thais is warned beforehand not to eat or drink anything offered to her. She realizes the entire event is an illusion built to test the contestants. Jealous at the sight of Xül with Nyvora, she nearly loses herself in an illusion of him before catching on and pulling Thatcher and Marx free. Soon after, she finds a hidden letter revealing that Xül and his allies were planning to kill Thatcher once the Trials ended his Primordial-adjacent power is considered too dangerous to let ascend. When she confronts Xül, the truth comes out: he’s secretly part of a resistance working to bring down Olinthar, and Thatcher, after being forced to kill on Olinthar’s orders, has become a target of that same resistance. Thais reveals the twins’ plan to kill the king, and a deal is struck Thatcher enters a blood pact, swearing loyalty to Xül’s family while spying on Olinthar from the inside.
The Ascension
The third trial ends abruptly, leaving four contestants, all cleared to ascend. Before the ceremony, Thais and Xül reconcile he tells her he loves her and offers to call off his marriage. She agrees to a future with him but is still set on entering Olinthar’s domain as a spy. On the morning of the ascension, she chooses to follow Thatcher into Olinthar’s domain instead of staying with Xül.
Olinthar’s True Identity
Once inside, Thais loses her connection to the twin bond completely and follows a portal she believes leads to Thatcher. It takes her to the ruins of the Primordial War instead, where Olinthar reveals the truth: his body has secretly been controlled for years by Moros, the Primordial of Endings — one of the beings the gods believed they’d destroyed generations ago. Moros needs a new body, and he’s been grooming Thatcher, whose power mirrors a lost Primordial ability, to become that vessel. Before Thais can react, Moros’s companion Elysia stabs her.
The Final Battle
Xül feels Thais’s pain through a soul bond he didn’t know they’d formed and realizes something has gone badly wrong. Thais finds Thatcher mid-ritual, the process meant to transfer Moros into his body already underway. She reaches him through their bond and wakes him, and together they defeat Elysia. Thatcher then forces Moros out of Olinthar’s body entirely. Moros retaliates by tearing open a rift resembling an abyss and is pulled through it — dragging Thatcher in with him, vowing to return. As the rift closes, the now-vacated Olinthar calls Thais “daughter” one last time before she kills him with a blade of starlight, inheriting his divine authority.
What Happens to Thatcher?
Thatcher doesn’t die at the end of The Ascended, but he doesn’t come back whole either. Moros pulls him into the abyss and begins consuming his memories one by one — Saltcrest, Sulien, his sister, eventually even his own name. The twin bond, stretched thin across the divide, doesn’t fully break, which suggests Thatcher’s connection to Thais survives even after his memories don’t.
The Aether Reveal
In the abyss, a queen from an unfamiliar realm — Andrid Valtry — finds what’s left of Thatcher. He has no memory of who he was and can’t tell her his name, so she gives him a new one: Aether. This ties The Ascended to Grenwich and Lennox’s earlier Espirithe trilogy, where a character named Aether already appears with no known origin. [VERIFY FACT: the exact nature of Aether’s role in Duskbound should be confirmed against that book directly before being stated as established canon.]
The Ascended Characters
Thais Morvaren
Thais is the protagonist a Starpower user who spent years hiding her divine heritage to protect her family. The Trials push her toward increasing ruthlessness in the name of avenging her mother and protecting Thatcher. By the end, she’s killed her own father and inherited his authority, a position she didn’t ask for and isn’t prepared to hold.
Thatcher Morvaren
Thais’s twin. He appears powerless until torture triggers a rare, Primordial-adjacent ability that makes him a target for both Olinthar’s manipulation and Moros’s plans. He’s forced to kill on Olinthar’s orders, enters a blood pact with Xül’s family to spy from the inside, and ends the book pulled into an abyss, memoryless, and renamed Aether.
Xül
A necromancer prince and one of the Legends. Assigned as Thais’s mentor only after being denied the mentee he wanted, he initially plans to let her die, then reverses course and trains her seriously. He commands an army of the undead, secretly belongs to a resistance working against Olinthar, and becomes Thais’s love interest despite an arranged marriage to Nyvora set up by his father, Orthus. By the end, he’s bound by that marriage to protect Thais politically.
Olinthar
King of the Gods and biological father to Thais and Thatcher. For years, his body has secretly been controlled by Moros, the Primordial of Endings, which means much of what the twins believe about their father through most of the book is only partly true. Thais kills him after Moros is forced out of his body.
Moros
A Primordial of Endings one of the ancient beings the current gods believed they’d destroyed generations ago. He has been possessing Olinthar’s body while working toward claiming Thatcher’s body as a stronger host. When Thatcher forces him out, Moros drags Thatcher into the abyss rather than let him go.
The Trials of Ascension Explained
[INTERNAL LINK: The Ascended Trials Explained]
The Trials of Ascension exist because more mortals are manifesting powers that belong to the gods as the veil between realms thins. Contestants who survive can ascend into the pantheon as Legends; the rest die trying.
First Trial
Objective: hunt the goddess Davina. What happens: Thais, Thatcher, and new ally Marx track Davina down together, only to discover partway through that the hunt has flipped they’re now the ones being hunted. Consequence: Thais is badly injured and carried across the finish line by Thatcher. Twenty-five of the original thirty-nine contestants survive. Why it matters: it’s the first time Thais and Thatcher fight side by side under pressure, and it establishes Marx as a recurring ally.
Second Trial
Objective: recover a hidden key in the flooded city of Memorica while disclosing a personal secret. What happens: Thais lies about her secret to protect her true parentage. The gods sense it and attack; the resulting fight destroys part of the city’s archives. Consequence: Olinthar personally intervenes to rule that no rule was broken, letting Thais and Thatcher continue — the twins’ first real meeting with their father. Why it matters: it sets up Olinthar’s direct involvement in the twins’ fate and reveals Thatcher’s mentor, Chavore, is his half-brother.
Third Trial
Objective: unknown to the contestants, survive an illusion disguised as a lavish ball. What happens: Thais is warned not to eat or drink anything at the event. She nearly loses herself in an illusion of Xül before recognizing the trick and pulling Thatcher and Marx out with her. Consequence: the trial ends abruptly due to an in-world error, leaving only four contestants — all cleared to ascend. Why it matters: it’s the trial where Thais discovers Xül’s resistance ties and the plan against Thatcher, which reshapes the rest of the book.
The Ascended Magic System and Mythology
[INTERNAL LINK: The Ascended Magic System Explained]
Thais’s power, Starpower, lets her forge weapons and light from starlight. It’s rare enough that its reappearance after generations startles the gods themselves, and it’s inherited directly from Olinthar. Thatcher’s power works differently — it’s tied to destruction and unmaking, and it closely resembles an ability the gods believed had died out with the Primordials.
The world’s mythology centers on the Primordial War, a conflict in which the current pantheon rose to power by betraying and destroying the beings who came before them. Moros’s survival, hidden inside Olinthar’s body for years, undercuts that history and suggests the gods aren’t as secure in their power as they present themselves to be.
Two more concepts matter for following the plot: the twin bond, a psychic and emotional connection between Thais and Thatcher strong enough to survive even being pulled across realms, and the blood pact Thatcher enters with Xül’s family, which binds him to spy on Olinthar from within.
The Ascended Romance and Major Tropes
The relationship between Thais and Xül starts as forced proximity a mentor assigned to a mentee neither of them wanted and moves through open hostility before turning into genuine attraction. It carries enemies-to-lovers elements, complicated by Xül’s arranged marriage to Nyvora and the political pressure surrounding it. The romance is never separate from the plot: Xül’s divided loyalties, his ties to the resistance, and his father’s political maneuvering all put real strain on the relationship, and it’s still unresolved when the book ends.
The Ascended Ending Explained
[The Ascended Ending Explained]
The Ascended ends with Olinthar dead, Thatcher missing, and Thais holding power she never wanted.
Moros the Primordial of Endings who had been possessing Olinthar’s body for years — is finally forced out during a confrontation in the ruins of the Primordial War. Thais and Thatcher defeat his companion Elysia together, and Thatcher pushes Moros out of Olinthar’s body. Rather than let Thatcher go, Moros drags him into an abyss between realms, vowing to return. Thais kills the now-vacated Olinthar and inherits his divine power and authority.
Xül is bound by an ultimatum from his father: to protect Thais politically, he goes through with his marriage to Nyvora and becomes king, while Thais rules from a more guarded position beside him. A seer later tells her that Thatcher’s “thread of fate” can be reached for seven seconds, thirty-six years from now — a slim but real hope of reunion. In the abyss, Moros strips Thatcher of his memories until he no longer recognizes his own name. A queen from an unfamiliar realm, Andrid Valtry, finds him and renames him Aether, connecting the ending directly to Grenwich and Lennox’s earlier Espirithe trilogy.
Is The Ascended a Standalone?
The Ascended is the first book in the Aesymarean Duet and connects to Grenwich and Lennox’s earlier Espirithe trilogy (Riftborne and Duskbound) through the Aether reveal. The core plot is self-contained enough to follow without the earlier books, but at least one reviewer has noted that reading Riftborne and Duskbound first adds emotional weight to the ending, since it explains a character readers may already know from that trilogy. [VERIFY FACT: whether a second Aesymarean Duet book has a confirmed title or release date should be checked directly with the authors or publisher rather than assumed from this summary.]
The Ascended FAQ
What is The Ascended about?
The Ascended follows Thais Morvaren, who hides her divine Starpower until she’s forced into the deadly Trials of Ascension with her twin brother, Thatcher. Survival turns into a plan to kill Olinthar, King of the Gods, complicated by her relationship with her mentor, Xül.
What happens in The Ascended?
Thais and Thatcher are forced into the Trials of Ascension after their powers are exposed. They survive three trials, learn Olinthar is Thais’s father, and discover he’s actually been possessed by the Primordial Moros. The book ends with Olinthar’s death, Thatcher pulled into an abyss, and Thais inheriting divine power.
What is Thais Morvaren’s power?
Starpower — the ability to forge weapons and objects out of starlight. It’s inherited from her father, Olinthar, King of the Gods, and hasn’t appeared among mortals in generations.
What is Thatcher’s power?
A rare, destructive ability that mirrors a Primordial power thought extinct since the Primordial War. It first manifests when he destroys the god Drakor during a torture session meant to force an ability out of him.
What are the Trials of Ascension?
A recurring, often fatal competition in which mortals who manifest divine powers are tested for a chance to ascend into the pantheon as Legends. Those who fail typically die.
Who is Xül?
A necromancer prince and one of the Legends who becomes Thais’s mentor after being denied the mentee he wanted. He commands an army of the undead, secretly works against Olinthar as part of a resistance, and becomes Thais’s love interest.
Who is Olinthar?
The King of the Gods and biological father of Thais and Thatcher. His body is secretly controlled for years by Moros, the Primordial of Endings, making him more mask than man for most of the story.
Who is Moros?
A Primordial of Endings believed destroyed by the current gods generations ago. He possesses Olinthar’s body and plans to abandon it for Thatcher’s, whose power mirrors his own lost kind.
Does Thatcher die in The Ascended?
No. Moros pulls him into an abyss between realms, where he slowly loses his memories. He resurfaces in another realm under a new name: Aether.
Who is Aether?
The name given to Thatcher after Moros strips his memories in the abyss. Found by Queen Andrid Valtry with no memory of who he was, he connects the ending of The Ascended to Grenwich and Lennox’s earlier Espirithe trilogy.
Are Thais and Xül together at the end?
Not fully. Xül marries Nyvora to protect Thais politically after she inherits Olinthar’s power, though he tells her his feelings haven’t changed. The relationship is left unresolved rather than concluded.
Is The Ascended a standalone?
It’s written to work on its own, but it connects to the earlier Espirithe trilogy through the Aether reveal, so readers coming from those books will likely get more out of the ending.
Hi, I’m Nisbah – a blogger with over 2 years of experience creating content and a fantasy enthusiast who loves exploring magical worlds, fantasy books, captivating stories, and unforgettable characters. I share book recommendations, reviews, fantasy insights, and story discussions and creating guides to help readers discover their next great adventure.
