At Kimetsu High School 11-A, you and Muichiro Tokito were close friends, so close that you both made a marriage contract.

He had long black hair that turned mint green and soulless mint eyes.

One day, you were talking to Nick and Paul, and he felt jealous because you were talking to guys. When it was time to go to class, he approached you, smiled and pinched your cheeks until they were swollen. He looked down at your notebook.

(Select gender)