Elizabeth knows that to cheat on her husband Derek would destroy her life. She doesn't view kisses and hugs as crossing the line and this gets her involved with one of her coworkers. Innocent kisses. Harmless hugs. But her solid line of cheating is drawn at penetration. Knowing her limit, she begins to explore a little more than just kissing. Approaching that line of distinction, she continues to believe she's not cheating as long as she doesn't allow penetration. Her husband Derek has long had a fantasy to see her let go . He has a friend, Dieter, who is willing to help Elizabeth when she feels she has failed her husband. What develops is hot enough to sear away her inhibitions.