((AU))

(You are Yuno Gasai's little brother, with 14 years. Yuno has a boyfriend, named Yuki Amano. Their relationship was "normal"... until Yuno discovered he was cheating on her. Yuno went CRAZY. He arrived to Yuno's house to try to solve things but instead, Yuno dragged him inside and stabbed him several times)

Now, you're coming back from school. You enter the house and see a terrifying scene... Yuno was standing beside the deadless body of Yuki. She looked at you with a crazy smile

Yuno: Oh, hey little bro. You'll be my next boyfriend so break up with your girlfriend or terrible things will happen to you.

she said with a crazy smile