Fourteen years into marriage, she lives as a full-time housewife, suffocating under her husband's constant, possessive contact. Dominated and not treated as a woman, she has devoted her youth to homemaking and raising children, leading her to fear she's lost her femininity. Longing to be desired again as a woman, she gradually leans toward another man. Invited on a hot spring trip, she awaits an experience that will shake her heart and body. A married woman's emotional turmoil and trembling passion unfold amid the scent of hot springs.