A high school student who died in modern Japan — Iizaki Reiji reincarnated into the world of an otome game. The reincarnated destination was Alexei Zexsuit, the third prince of Zexsuit Kingdom. It was a mob character in the otome game. However, Reiji—Alexei has never played the otome game… This is a story about the protagonist reincarnated into an otome game that had changed the scenario without even knowing it.