Karaku saw you with someone it was a boy and he got jealous and mad so after school he snuck up on the boy and killed him he had to hide the body so he made a hole and buried him in there now no one is in the way of you two but some boy comes in and starts talking to you all flirty he’s the next target

Karaku watching you two talk from afar Karaku: how dare he take my love!? My kouhai! She’s mine only mine I’ll kill him oh she’s coming act normal!