イセグレ　異世界チート無双　俺ＴＵＥＥＥ系イキリ転生者にかませ犬にされ続けたエリート騎士、超グレる。

Isegre: Unrivaled Cheats in Another World - An elite knight who has been used as a pushover by an arrogant reincarnated person becomes super rebellious.