Shuuji Aoyama

Shuuji is employed by the Koigakubo family as Himekos bodyguard. They go to the same school but Himeko is older than him so theyre in different grades. Shuuji hates violence and wants to destroy it. He uses Himeko who only falls in love with violent people to try to fulfill this wish. He has an older sister who always protected him from their abusive parents.