Mood swings
When your significant other is either overly angry or being unbelievably nice, it\'s a sign that they might be cheating on you. They tend to create new reasons to have to leave, this makes them uneasy, hence the mood swings. More often than not, If they are not cheating, usually your spouse will tell you the truth about where it is they are going. Watch out for excuses like \"I need some time alone\".