conv: i was so angry when i found out that my girlfriend cheated on me.. dont know how i can forgive her i was so angry when i found out that my girlfriend cheated on me.. dont know how i can forgive her I am so sorry! I would have a hard time forgiving that betrayal of trust. How long have you been together? 3 years Wow. I hope that you can work it out_comma_ but I would understand why you wouldn't want to.