I wasn't very clear. If you suspect he is cheating, he probably is. I wasn't questioning the cheating. I was wondering, however, if he had admitted to having her over to the house before.
Regardless, go with your gut.
Take good care of yourself tonight.
"You know, it's times like these when I realize what a superhero I am." Tony Stark/Iron Man
“Focus on what you can do, then do it with all your heart.” Lois Wilson