Mizukawa, who married her office romance partner, quit her job to become a full-time housewife. However, her daily life soon fell into a monotonous routine, leaving her bored and restless. Though she often goes out for lunches and shopping with neighboring housewives, these outings feel dull and lacking excitement. One day, she overhears a conversation about infidelity from a neighbor, sparking new emotions within her. Her relationship with her husband, once ordinary, now feels unsatisfying—intimacy occurs only occasionally and ends abruptly, leaving her unfulfilled. Gradually, she begins craving intense, passionate sex that brings her to multiple, overwhelming orgasms.