Sore wa Boku no Ai ja nai

Higaki was looking for a one-night-stand in a gay bar and suddenly met his unrequited love, Souta. After sleeping together for a few times, Higaki told Souta to look for his true love. Actually, Souta was in love with his own twin elder brother. Unable to move on, Higaki wanted to end it with Souta. Yet an accident happened and changed the outcome of their relationship. (Source: Mangatraders)