Attack on Titan: Before the Fall - Vol. 05

Blurb:
THE SECRET TO SURVIVAL

Humanity's hero Jorge Pikale, the first man ever to defeat a Titan, has just snatched Kuklo and Cardina from certain death outside the Walls. The "device" he uses to save their lives is the human race's only hope against the Titans. But it won't be easy. Fifteen years ago, just before the Survey Corps expedition that almost became their last, they discovered a secret about the Titans—one that Kuklo will need to know to fight them . . .