ash's manga / #Love Triangle(15)

what is gg on fr.. mc sleep w this guy and the co worker was like wtf i was in love w u since college then they end up having a 3some and becoming a poly couple but oh wait both the mls r actl jealous of each other like

both mc and this other guy liked their mutual friend but they eventually got over their rivalry and ding ding ding! fell in love with each other instead