Yep. Choosing to believe him has already gone out the window. She made say the words, but she doesn't feel the feelings. She doesn't believe him, and hasn't for a while. And no marriage in which one person's behavior is contingent on another person's constant monitoring of that behavior is going to succeed. It just won't. She needs to get out now while she still has a chance of building a life apart from him, and before his children are old enough to want to borrow Daddy's phone to play a game in the car.