To distract herself from the loneliness of her husband's business trip, she starts attending a tennis school. There, she meets a coach and they hit it off, eventually becoming involved in an affair. After days of secret meetings, they are spotted together by the building manager. Despite her attempts to explain away the guilt, the manager, driven by curiosity, witnesses their tryst. However, when he is caught spying, the woman seizes his weakness. Seizing the opportunity, she treats the manager as a casual sex partner, showing her cunning side.
