A mysterious man that's driven by love and anger.
Shiro Mibu is from The Soultaker Series. He helps Kyosuke fight the powerful Kirihara group out of anger for his older sister Yui Kirhara who is the leader of the Kirihara group. Yui killed the woman Shiro loved. For that reason, Shiro devotes his life to stopping all of Yui's plans.