Reiko Sawamura's husband, Yohei, suffers emotional trauma after sudden unemployment, leaving him unable to function in daily life. To support the household, Reiko returns to her former job as a massage therapist. One day, she receives a new client—Okajima, a young man running a small company. Struck by her uncanny resemblance to his ex-wife, he becomes emotionally and physically attracted to Reiko and requests her services repeatedly. The story unfolds as Reiko's marriage deteriorates, drawing her into a turbulent web of forbidden desire, emotional conflict, and escalating humiliation.