Due to the busyness of work, Michiko, a wife in a housing complex, has been neglected by her husband and is filled with sexual frustration. She tries to distract herself from loneliness and dissatisfaction through self-pleasure. Just as she reaches climax, she feels a gaze and looks towards the window to see an old man peeking. Mistaking him for a voyeur, Michiko feels inexplicably drawn to this man... The two, who were never supposed to cross paths, start a sweaty, intense affair after this incident of being caught in the act.
