Responses
If it's still ongoing and if the seme already has a sexual relationship with the uke even so he's still dating his gf, then it should be this one
http://www.mangago.zone/read-manga/happy_ending_kuso_kurae/
I'm looking for a yaoi about a boy who is in love with his best friend but the friend has a gf. He told himself that they will break up but now they r uni students his friend is still with the girl. Does anyone know this manga?