The Vow Beyond the Walls

In a world where humanity cowers behind three great walls, the Survey Corps stands as the last, desperate hope against the man-eating Titans beyond. Among them is Captain Rivai Akkaman—a short-tempered, obsessive neat freak from the underground slums, rumored to be humanity's strongest soldier. Three years ago, Commander Eruvin Sumisu descended into the darkness to offer him a hand, and Rivai has fought by his side ever since. But on the eve of the 57th expedition—the largest and most dangerous