In a world where giant monsters threaten mankind, tells the story of a boy named EfE attack on Titan Hunter. He lives with his adoptive sister Mikasa Ackerman and their friend Armin alert in a city that is surrounded by huge walls. Here, the rest of humanity has entrenched himself to build a last bulwark against the over-mighty Titans, driving their mischief without regard to losses on the globe.
One day succeed the relentless behemoths but to overcome Maria, rose and SINA – so the names of the protective ramparts -. What follows is a beyond compare, massacre that kills mostly on pages of people.