After marrying the husband she met during her junior college days, Sumika gradually became sexually frustrated as he stopped being intimate with her. To distract herself from loneliness and dissatisfaction, she indulged in self-pleasure. As she reached climax, she felt a gaze and looked towards the window to find an old man peeking. Mistaking this man for a voyeur, Sumika felt a strange sense of nostalgia. The two, who were never supposed to cross paths, began a sweaty, intense affair starting from this incident of witnessed self-pleasure…
