Ayako and Rikako, who once loved each other, meet again at a reunion after 20 years... After getting married, Ayako worked at a delivery health service to repay the debt her husband had... Rikako sympathizes with Ayako's confession and develops a love-lust, and the two women, both married, engage in a forbidden lesbian affair. Recalling the days of passion, the two abandon their families and indulge in endless lesbian caresses...