In 'Attack on Titan, Vol. 2', the struggle for humanity's survival against the monstrous Titans continues. This volume delves deeper into the world of the Titans and the desperate measures humanity takes to fend them off.

As Eren Yeager and his friends face the grim realities of life in a world dominated by Titans, they confront their own fears and insecurities. Eren’s determination to eradicate the Titans grows stronger as he undergoes training in the military, where he learns vital skills that may help him confront the creatures that threaten humanity's existence.

The story picks up after the shocking events of volume one, focusing on the aftermath of the Titan invasion and the rigorous training of the young recruits at the military academy. Eren and his friends, Mikasa and Armin, grapple with their motivations and the sacrifices they must make for their survival. As they hone their skills in combat and teamwork, they prepare for the threat that looms ever closer, while uncovering darker truths about the Titans and their own humanity.