The battle for Utgard Castle rages on as Ymir and Christa reveal their past.
The Scouts arrive at Utgard Castle under the cover of night but their rest is cut short by the sudden appearance of Titans. As they fight to defend the ruined castle, Reiner recollects a scene from his past.
The Recon Corps Scouts continue to search for the breach in Wall Rose. Elsewhere, Hanji's squad continues to escort the mysterious Pastor Nick in their journey towards Ehrmich.
The Recon Corps departs from Stohess to deal with the Titans that appeared inside Wall Rose, and Hanji takes Pastor Nick along intending to gain more information from him. Meanwhile, Sasha rushes to warn her father and her village.
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.