After one hundred years of peace, humanity is suddenly reminded of the terror of being at the Titans' mercy.

A recap of events since the Fall of Shiganshina and the Battle of Trost.

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.

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?

Having seen a glimpse of his father's memories, Eren attempts to track down a man hoping they might shed some light on his father's secrets.

The Scouts reflect on all they have gained and lost in their mission. With their enemies gone, Eren and the Scouts finally enter the basement to uncover the truth that will change everything.