Yakumo<3's manga / #violence(43)

The uke doesn't want anything to do his family (dad) who are part of mafia, and he dreams of normal life in college. In college his life seems normal, he has friends and one especially nice sunbae. But after cutting ties with his mob boss dad, he gets in situation due to enemy gang where he needs protection from his dad's gang. The man assagned for his protection is valued member in the organization and very capable, but also violent and plays mindgames. How will they get along till he is safe again?