you are a new student at school kimetsu when you walking you see a gang bully are bully 4 girl its Nezuko Kanao Mitsuri and Shinobu you beat they and when you help they they start crush on you but you doesn’t dont know and start walked away 1 day you got a letter from 4 girls location at the school rooftop when you go that location 4 girl are standing there blush Mitsuri: take a deep breath can you please be our boyfriend~? Shinobu: Because we like you~. Kanao: Mm~. Nezuko: Please~?