Revenge of the Noble Duke – Reincarnated Into a Depressed E*oge. I Thought I Was a Mob Character, but It Turned Out That I Was an Unknown Mastermind

Native title: 公爵貴族のリベンジ～鬱エロゲに転生。モブキャラだと思ったら正体不明の裏ボスでした～