"For the past century, what's left of mankind has hidden in a giant, three-walled city, trapped in fear of the bizarre, giant humanoids known as the Titans. Little is known about where they came from or why they are bent on consuming humankind, but the sudden appearance of an enormous Titan is about to change everything...."--P. [4] of cover.

Thanks to Eren, humanity has taken the town of Trost back from the Titans. Exhausted, Eren falls into a coma for three days--and wakes in shackles, staring at Erwin Smith, leader of the Survey Corps. Certain that Eren's father's research holds the key to the mystery of the Titans' rise, Smith wants an expedition to retrieve it from the house where Eren grew up. But that's deep in Titan territory, and to get there Eren will need to master a power he...

When the Colossal Titan breaches humanity's defenses, Mikasa tries her best to push the Titans back. Once a new Titan appears and begins killing its own kind, however, the situation takes an unexpected and dangerous turn.