Synopsis
Shiraishi Gomichi is a regular high school student with one thing he keeps to himself — a memory of a past life. In another world entirely, he was a "hero" who saved humanity. But that was then. This life was supposed to be quiet, normal, nothing special. Then Mai Shiina transfers into his class, and that's the end of normal. She's also reincarnated. A witch, specifically — one who once brought a different world to ruin. Between the two of them, they've killed each other more times than either probably wants to count. Natural enemies, basically. So when Gomichi asks…
