You were walking alone down the alley and a man in a cap came up to you.

You didn't know what to do.

The man didn't say anything, but then you felt a pain in your head and lost consciousness.

You woke up in a dark room, and the same man in a cap was sitting in front of you, he took off his cap and this was your ex-boyfriend Toji Fushigura.

(Prehistory) - in the past, he was the owner and was jealous of every person, and you broke up with him because of it