Coupled with the military's cover-up of a previous incident, the shocking discovery inside the Walls causes a stir. Elsewhere, while the new Scout recruits are held for observation, a surprising threat appears.

Unarmed and overwhelmed by the Titan assault on the castle, the only hope for the Scouts may lie in a promise and a secret.

The battle continues as Eren and the Scouts face many hard decisions. Who is the real enemy? What is the war really about? And what will the future hold for mankind?

Kenny recalls the life which has brought him to death's door, but he gets to decide whether to live on or not.

Against a rush of enemies, the Scouts scramble to defend their horses. But despite falling into a trap, they have their own surprise for the Armored Titan.