She's mesmerized as he pins her against the wall. He's telling her every perverted, degrading, twisted thing he's going to do to her. A chill goes down her spine as she realizes exactly how far she wants him to go.
She never forgets what he told her: "if you don't want to lose me, you must be good with me". And she really loves him. He knows the secret of success with women isn't how you behave, if you are what women want.
She was reluctant to cheat at first, but once she knew how good her son's bully fucked, she was the one to encourage him to take her on her marital bed.