Not a Virgin?

Okay, so this story is actually very complicated but I'll give you the watered-down version. So I have feelings for this guy and I tell him because I'm thinking he feels the same way. He pushes me away denying that he feels the same even though it's obvious he does. This whole back and forth thing goes on for about a year. Then he starts dating someone else who is not his type and who he complains about a lot. I'm working on being his friend since he doesn't want to be with me. Then one day he tells me he has feelings for me but was scared and not ready for that kind of relationship with me. Everything seems to be going okay between us as in not arguing like we usu. do. Until I get fed up at the fact that he's with his gf (that he doesn't feel that way about) and saying these things to me. I know he doesn't like her as did everyone else. Their entire relationship was a joke to everyone except maybe her. He comes to me one night, on the brink of tears, and tells me that he slept with