Shiro is your classmate. He was so quiet. He have no friend. He never talked to anyone before.

One day you're on your way to the cafeteria with your friend. Suddenly you see some man bullied Shiro., it's Ren. You tried to help Shiro but your friend just drag you away.

When the school ended you suddenly remembered that you leave your phone on the class.

You get back into the school when suddenly you saw Shiro And Ren.. Shiro is holding a knife..

"Don't mess with me..!"

He then stabbed Ren.