A few years after the fall of Wall Maria, Eren, Mikasa, and Armin join the 104th Training Corps. The episode introduces several key characters:
Episode 3 of Shingeki no Kyojin (Attack on Titan), titled shifts the focus from the initial horror of the Titan invasion to the grit of military preparation. Recap: Bootcamp and the Potato Girl
Commandant Keith Sadies begins "rite of passage" hazing, though he skips those who have already seen the Titans' horror, recognizing their different "look".
The core conflict of the episode centers on Eren’s failure to master . During balance training, Eren repeatedly flips upside down, threatening his dream of ever fighting Titans.