Empire
An orphaned human boy is taken by alien warriors into a brutal experiment that tests survival, soul, and love.
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Similar in plot structure
These books are ranked using the plot structure labels extracted for Firstlife.
Plot structure labels used: tug-of-war, decision dilemma, recruitment contest, withheld worldbuilding, info-dump opening, action-heavy, cliffhanger ending, fast-paced, drawn-out choice
Focused on “character arc driven” where exact label matches exist.
This does not mean the books share the same plot, setting, quality, or difficulty. It means their plot structure embeddings are close.
![Cover of 進撃の巨人 29 [Shingeki no Kyojin 29] by Hajime Isayama](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1562087239i/44300262.jpg)
進撃の巨人 29 [Shingeki no Kyojin 29]
A fractured war erupts on all sides as shifting loyalties, hidden plans, and brutal battles push everyone toward a cliffhanger.
Perfect Ruin
A curious teen in a floating sky city investigates a murder and starts uncovering the dangerous truth behind her world.
The Hit
In near-future Manchester, a teen takes a deadly new drug for one perfect week as riots and revolution erupt around him.
The Fallen Star
A sabotaged space station becomes a deadly trap as Jedi, refugees, and survivors fight for escape under attack.
Songlight
In a brutal dystopian future, two secret telepaths and unlikely allies are drawn into a war against their oppressive society.
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The Seventh Realm, Part 1
War engulfs the realms as one coalition defends its gains, endures losses, and races toward a dangerous next stage.
![Cover of 進撃の巨人 18 [Shingeki no Kyojin 18] by Hajime Isayama](https://m.media-amazon.com/images/S/compressed.photo.goodreads.com/books/1448650498i/18363258.jpg)
進撃の巨人 18 [Shingeki no Kyojin 18]
A hard-won campaign to retake the walls triggers strategy, revelations, and a brutal showdown on the brink of war.
Code Orange
A lazy New York teen researching smallpox for school thinks he may be infected and spirals into danger.
Black Rain
A covert Amazon expedition hunts a lost Mayan city, only to uncover a deadly secret, rival teams, and monstrous threats.
Operation Bounce House
A rancher on an off-world colony must defend his home when Earth gamers remotely turn the planet into a lethal invasion game.
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Downbelow Station
A neutral space station is squeezed between warring powers, refugees, and shifting loyalties in a tense future crisis.