Rowan, operating as Scythe Lucifer, permanently kills a corrupt scythe and burns the body to prevent revival.

Scythe Anastasia gives a gleaning subject one month to say goodbye to loved ones and choose a method of death.

Citra and Rowan meet secretly at the Mortality Memorial in Pittsburgh and discuss the scythedom's spreading corruption.

Tyger arrives at Rowan's apartment and reveals that Rowan's father has been gleaned as punishment for Scythe Lucifer's crimes.

Greyson throws himself in front of Scythes Curie and Anastasia's car to warn them of a hidden tripwire and explosives.

Greyson is permanently expelled from the Nimbus Academy and branded unsavory for warning the scythes.

Scythe Faraday confronts Rowan at knifepoint, warns him Citra is in danger, and condemns his vigilante killings.

Rowan breaks into High Blade Xenocrates's private bath and demands the scythedom focus on finding Citra's attackers instead of him.

Rowan wakes up tied to a bed in Texas and discovers Scythe Rand, whom he believed was dead, standing before him.

Scythe Rand reveals that Goddard's severed head was preserved and transplanted onto Tyger's body, bringing Goddard back to life.

Scythe Goddard makes a dramatic entrance at Winter Conclave and is nominated for High Blade of MidMerica.

Citra publicly challenges Goddard's eligibility for High Blade, arguing his transplanted body was never ordained as a scythe.

The World Scythe Council rules that Goddard's new body disqualifies him and names Scythe Curie the rightful High Blade.

Goddard hacks Endura's buoyancy control systems, causing the island to flood and trapping the Grandslayers to be devoured by sea creatures.

Scythe Curie locks Rowan and Citra in the airtight Vault of Relics and Futures, then gleans herself as Endura sinks.

Ten months after the first book, Rowan operates illegally as Scythe Lucifer, killing corrupt scythes, while Citra builds her reputation as the compassionate Scythe Anastasia. When attempts are made on Citra's life and Rowan's father is gleaned as punishment, the two reunite in secret before being pulled further apart by forces beyond their control. Rowan is captured and brought to Texas, where the horrifying truth about Scythe Goddard's return is revealed. Goddard enters Winter Conclave and nearly claims the High Blade title before Citra's sharp challenge triggers an inquest that delays his power grab. On the floating island of Endura, the World Council rules against Goddard — but his revenge is swift and catastrophic. With the island sinking around them, Scythe Curie makes the ultimate sacrifice to give Rowan and Citra a chance at survival.

The rise of Scythe Lucifer and the fall of Endura.

High Blade Xenocrates demands through an Interlocutor that the Thunderhead stop Rowan from killing scythes across multiple regions.

Citra visits her family during the holidays and realizes her relationship with them has been permanently and irreparably changed.

Greyson is summoned to the Authority Interface and explicitly reminded of the strict rules separating the Thunderhead from the scythedom.

Scythe Constantine interrogates Greyson about the assassination attempt, and Citra correctly deduces that the Thunderhead used Greyson as an intermediary.

Greyson discovers that Agent Traxler is his new probation officer and agrees to go deep undercover among unsavories.

Tyger arrives in Texas and begins intensive combat training under Scythe Rand, believing he is being groomed as a scythe's apprentice.

Scythe Faraday visits the Great Library of Alexandria and secretly recruits librarian Munira to help him search the founding scythes' journals.

Faraday and Munira discover a mysterious patch of Pacific Ocean that no flight paths have crossed since the scythedom was founded.

Greyson fully inhabits the invented persona of Slayd Bridger, complete with a fabricated criminal history, and builds his reputation at AWFul clubs.

Greyson meets an unsavory named Purity at a prison-themed AWFul club and learns she deliberately sought him out for a job.

Purity reveals the group has been hired to kill scythes, and Greyson discovers that Agent Traxler has been gleaned.

Scythe Rand secretly gives Rowan a knife on Endura and orders him to escape before Goddard can hand him to the World Council.

Goddard discovers Rowan has escaped and kills Scythe Brahms on the spot, breaking the commandment against one scythe killing another.

Faraday and Munira use old maps in a Columbia District archive to pinpoint the Land of Nod as a specific Pacific atoll.

Endura sinks to the ocean floor, taking the Grandslayers and Scythe Curie with it.

While Rowan's vigilante killings draw official scrutiny, a quiet boy named Greyson Tolliver is manipulated by the Thunderhead into warning two scythes about an assassination attempt, costing him his entire future at the Nimbus Academy. Greyson reinvents himself as the unsavory Slayd Bridger and goes undercover into a criminal network targeting scythes, while Rowan's best friend Tyger is unknowingly groomed for a terrifying purpose by the supposedly dead Scythe Rand. Meanwhile, Scythe Faraday resurfaces at the Great Library of Alexandria, where he and a librarian named Munira quietly search for evidence of a founding scythe failsafe. As Winter Conclave's power struggle erupts and Greyson's cover collapses, all roads lead to the floating island of Endura, where a catastrophic reckoning awaits. The world that emerges from Endura's sinking is one where the Thunderhead itself has lost faith in all of humanity.

Hidden plots, undercover missions, and a sinking world.

Rowan confronts Scythe Brahms about abusing his position but ultimately spares his life and gives him a chance to reform.

Greyson realizes the Thunderhead deliberately used him as a pawn and then cut off all contact by marking him unsavory.

Scythe Constantine reluctantly agrees to let Citra use her upcoming Julius Caesar stage gleaning as bait to trap her would-be assassins.

Rowan is ambushed and captured at Scythe Brahms's house, where guards discover the stolen Goddard scythe ring among his possessions.

Rowan learns that Scythe Brahms was secretly working for Scythe Rand all along, explaining why Rowan's father was gleaned as punishment.

Greyson uses a fire ax to sever acid-filled sprinkler pipes in the theater, saving the crowd, while Purity is gleaned in the chaos.

Citra directs Greyson to seek refuge at a Tonist monastery under Brother McCloud's protection, knowing Tonists distrust the scythedom.

Goddard taunts Rowan by declaring his intention to make Rowan suffer indefinitely rather than grant him the mercy of permanent death.

Xenocrates announces his resignation as High Blade, triggering Scythe Curie's nomination and setting the stage for a showdown with Goddard.

Scythe Constantine reveals to Citra after the High Blade vote that Scythes Rand and Brahms were behind the assassination attempts.

The Thunderhead speaks to Rowan while he lies deadish in a revival center and reveals he has a 39% chance of changing the world.

A group of scientists and engineers secretly meet with Scythe Rand in Texas and leave the apartment looking visibly disturbed.

Scythe Faraday and Munira meet Scythes Curie and Anastasia at a coffee shop to share their theory about the location of the Land of Nod.

Goddard hovers over sinking Endura in a helicopter, taunts the trapped Grandslayers, and abandons them to be devoured by sea creatures.

The Thunderhead marks all of humanity as unsavory except Greyson and finally breaks its silence to speak to him alone.

From the earliest signs of corruption — a scythe spared when he should have been stopped, a loyal boy used as a pawn against his will — a chain of consequences builds steadily toward catastrophe. Rowan's capture exposes the full horror of Goddard's return, while Greyson's dangerous undercover work culminates in a desperate act inside a burning theater. As Winter Conclave reshapes the scythedom's political landscape, the truth about who orchestrated the attacks on Scythes Curie and Anastasia finally comes to light. The founding scythes' secret failsafe draws tantalizingly close to discovery even as Endura reaches its final hour. Goddard's revenge destroys the center of scythe authority, and in the devastating aftermath the Thunderhead makes a world-altering decision — falling silent to all of humanity except for one unremarkable boy.