A: You blame your girlfriend because she is the one in the relationship with you or maybe you blame yourself. Ask questions and get answers from both sides. Ask when it started, stuff like that and make your decision on who to blame using the answers to the questions
A: If your guy is in love with you and cheat it doesn't necessarily mean that he doesn't love sometimes things happen in the moment.guys don't always cheat on the girl they are in love with unless they are persuaded to.