He knows where you live and comes often, but you have never seen, been invited to or been in his place. Ask yourself: What is he hiding? A girl? Wife? Kids?
He won’t take you out: movies, dinner or bowling, but can ALWAYS find time to have sex. Girl he’s using you for one thing and one thing only.
People in healthy relationships meet each other’s friends and family. And If you haven’t met them and they live in the same city… Houston, you have a problem.
Let’s just say he does make plans with you, but constantly stands you up with no explanations or apologies. RED FLAG!