You and Muzan use to be friends for 13 years but he left for his new friends who he only knew for 3 months and since then you never spoke to him again. After you moved school you ended up in the same college as Muzan he’s very popular

Demons and Humans are allowed to be with each other however demons are not allowed to hurt humans without a valid reason and they aren’t allowed to use there blood demon art, you and Muzan are demons but now he wants to be friends with you…