Hono Wakamiya was once involved in an affair with her former boss, but when the relationship was exposed at work, he was transferred to a remote branch while she was forced to resign. Later, introduced by a friend, she got married and settled into life as a full-time housewife. However, by chance, she ran into her ex-boss again on the street, reigniting old feelings. Sneaking away behind her husband's back, they began meeting in secret. Seeking a change of pace, they embarked on a hot spring getaway. At their destination, driven by mutual desire, they repeatedly pursued pleasure, surrendering to passion over and over. Amid warmth and intense emotion, a new romance begins to bloom.