Love the song very much.
-but hate the meaning because it simply means cheating and so damn hard to move on.
-I've been with this situation before,. I really tried to be with someone but still I love her very much. I just don't want to say goodbye to that person but I really had to.
Advice: if you really can't forget your past don't try to be with somebody just to forget that feeling. You were just hurting another persons' feeling.