Girl, Keep Your Eyes Open: Signs He’ll Cheat, Way Before He Does
He is weird about past relationships
If he won’t share details about his past relationships, odds are it’s because those details wouldn’t make him look very good. If it were just a crazy ex, or a nasty breakup, he’d dish. Everybody does. But when the storyteller is the antagonist in his own story, he’s usually not itching to share the details.