Responses
This might be similar to what you're looking for. It's just a one shot though
http://www.mangago.me/read-manga/yachin_hanbun_no_ibasho_desu/mf/v01/c006/
This might be similar to what you're looking for. It's just a one shot though
http://www.mangago.me/read-manga/yachin_hanbun_no_ibasho_desu/mf/v01/c006/
Are there yaoi manga where uke is aware seme cheats on him?