Eren is moved to an abandoned, remote castle that serves as the headquarters for the Special Operations Squad (Levi Squad).
The second half of the episode focuses on Section Commander , whose eccentric obsession with Titans provides both humor and vital lore. Shingeki no Kyojin Episode 15
Hange reveals that Titans do not seem to need food or water but are strangely dependent on sunlight for energy. Eren is fascinated by Hange's empathetic approach to these "monsters," as she sees them as subjects of mystery rather than just enemies. The Mysterious Sabotage Eren is moved to an abandoned, remote castle