Yaoi manga where MC partner is cheating on him with another guy that rides a motorbike. MC confronts the guy that his partner is seeing and ends up sleeping with him too, also they both have feelings for one another.
This? https://www.mangago.me/read-manga/hatsukoi_wa_natsukanai/
Yaoi manga where MC partner is cheating on him with another guy that rides a motorbike. MC confronts the guy that his partner is seeing and ends up sleeping with him too, also they both have feelings for one another.