Attack on Problems

Attack on Problems (進撃の相談室), subtitled as Strategic Critical Thinking from a 13-year-old (１３歳からの「戦略論」), is a self-help book written by Takuma Kudoh, based on the Attack on Titan manga by Hajime Isayama.

Synopsis
Living in this world defenseless is not brave. It's just reckless. We need "weapons" to survive. Many elements of Attack on Titan give us courage: a figure that stands tall against a Titan with no hesitation; a step that reaches beyond the Walls. If only I had the courage to fight frustration that way... Of course, in the reality we live in, we can't see the Titans or the Walls. But we know they're there. There are Titans named classmates and Walls named classrooms that hurt people in this world. Reality is as cruel as fiction is. Everybody, no matter how happy they may look, lives on suffeing from their own worries created by their own Titans and Walls. So who will find a way to overcome their own worries? It's you. Only you can defeat your own Titans hidden in your school and in your everyday life and overcome your own Walls. Inspired by the world of Attack on Titan, this book is a survival book that can teach you how to fight your own worries with Eren and Levi. Now, let's start our fight to get rid of our worries with the members of the Survey Corps.