A husband awakens to his wife's sexual needs after reading her diary and uncovering irrefutable evidence of an affair with a passionate stranger. Marta and Dario have been married for six months. In that time, Marta hasn't had a single orgasm due to the fact that Dario is a selfish lover. One day, while perusing a Mantua art gallery, Marta crosses paths with Leon, a handsome stranger whose carnal curiosity awakens her deepest desires. Encouraged by her best friend Sylva to pursue Leon, Marta is soon living out her fantasies with the tall, dark artist. Later, after Dario finds proof of the affair, Sylva teaches him the secret to satisfying a woman.