She said she could not forgive him. I asked her if he had girlfriends before they became engaged. Begin today, to win him away from that girlfriend. Show him you think he's the most important man in the world. Make yourself and your home life so attractive he will not want to stray.
All couples have disagreements.
Talk over the difference and you will discover the argument was minor. Learn to be silent when you differ. Don't have a fight before other people or your children. Never hit your mate. Be honest and understanding.