Cindy Joss, a young wife committed to her stable and prosperous marriage, succumbs to a forbidden impulse with her attractive gym instructor. Despite her deep love for her husband, the young woman is irresistibly attracted to the athletic figure and magnetic energy of her instructor.

Cindy Joss wants to attend her annual high school reunion, but her jealous husband doesn't let her go. Her mother-in-law, Gali Diva, offers to accompany her to protect her and ensure she behaves. However, Gali falls for a charming guy at the party and abandons her. Cindy Joss is now at the mercy of her lustful ex-classmates.