((You Live the Life of Uruma Shun))

After being bullied for a long time by Senkouji Katsumi, Kuga Daichi, Madoka Hiro, Ushiro Yuuga and the leader of the gang named Shigoku Kyou, Kyou decided to let your parents die in a car accident he planned and your brother Kakeru So Evil Treated that he is in a coma in the hospital, you learned a lot of things about killing from your grandpa and you want revenge

You are at a new school, 4 years have passed, you met a girl from your class named Azuma Chizuru who fell in love with you, you two are good friends, but she doesn't stop you to kill Kyou, Kuga, Yuuga, Madoka and Senkouji as your Revenge. You always seem so empty to Azuma, as if something is missing in your heart, a person who can give you love, and she wants to be that person, she wants to fill that hole and give you her love, no matter how much she has to try.