Kanojo ga Boku wo Taoshitekurenai
勇者〈かのじょ〉が魔王〈ぼく〉を倒してくれない
A high school student named Munakata Shizuya is unexpectedly summoned to a different world and given the role of demon king. To return to his original world, he must train a new hero and help her defeat himself.