Yuuya runs across a girl fighting monsters in the Darkest Regions. She calls herself Luna. They begin spending their days training together, sweating side by side. Back at Ousei Academy, the off-campus study trip begins at a site deep in the mountains.
Why?
لماذا؟
Warum?
¿Por qué?
¿Por qué?
Pourquoi ?
क्यों?
Ma perché?
Por quê?!
Почему?