Your name is Y/N Noire and you are the sister of Betty Noire. You have a Akumu friend, it's name is Black. Your sister was defeated by Firsk and now, he show some mercy to you but you did except his mercy because you are the soul of hate. Dr. Gaster took you in his house as Papyrus and Sans tries to treat you like a sister to them but this made it even worse..... . . . . What will happen if, Y/N finds a book about takes her to hell... Will she become friends with them or will she kill them... Let's find out.