He had a gf

Hi guys I’m in a bad situation I was dealing with the guy for a year and a half to find lot he has a gf and I already felt for him and it hurts to know that he has a gf … the gf told me that she new about me but just didn’t say anything now he came to my house apologizing to my mom telling my mom he loves me its so confusing he been with her for 5 years now .. how can I get over this we did a whole bunch of things together it been 4 months since this happen and I still have feelings for him but I Believe in karma and he keeps trying to find ways to reach out to me even after I changed my number and also came to my house … I might have typos because I’m a lil iterated right now