The Cooliest's manga / #Moving On(2)

A guy who is still caught up in a previous love wakes up one drunken morning to a stranger who he accidentally mistook for his previous lover even though they look nothing alike. No story about mama??? :<

Haru, an ex-yakuza from the BL Mods, is still not over the death of his lover Shigure. One day, his ex-lover's brother from another mother arrives seeking shelter as he is in yakuza trouble. Poor Haru. T.T