He has a girlfriend. Get over it. Did you really expect him to have no other girl in his life this whole year? None at all? You suspected it, A confirmed it. Just accept the fact he's moved on and concentrate on being friends. If it were supposed to happen it would have already, its been years and it hasn't so you need to get your shit together and stop closing yourself to all other guys Malsh. There have been so many guys this year and you have not given yourself a proper chance, come on it's time.