Uh actually women value honesty a lot. Not women like Jackie perhaps lol, but most honorable women value honesty. If some guy lied to me about that, I would never forgive him. Okay, never is a strong word, but yea I would be super super pissed.
What do you mean she has nothing on him? She can ruin his future relationships lol. She can get her husband after him by saying that Radken took advantage of her during a weak time (what she wants him to think right now) and all that other happy jazz. AND it is still possible that they are a wife-husband con team.