Chapter 32: Mercy

Hidden soldiers try to restrain Annie, but she wounds herself with her ring and transforms, killing several of them. Eren, Mikasa and Armin are trapped in the tunnel, and Eren cannot transform because he doubts that Annie is the Female Titan. A flashback shows how Armin, Erwin and Hange planned the operation. When Mikasa and Armin go out to fight, Eren accepts the world's cruelty and transforms.