A beauty salon attached to a beach house. While their families are playing at the beach, many mothers visit the salon to spend some time relaxing. However, a lesbian disguised as an esthetician awaits them there, and they sexually harass the women under the guise of a beauty treatment... How will the mothers react? A hidden camera installed in the beauty salon captures the entire battle between lesbians and middle-aged women. This time, the targets are Toshiko, 50, and Keiko, 54. Will these women, who have hidden sexual desires that cannot be satisfied by their aging husbands, jump into the world of lesbians? From their fully ripened bodies to their vivid reactions, to the female hearts that waver between confusion and unprecedented pleasure. All is revealed here! Enjoy the whole story of how a straight middle-aged woman falls into the devil's hands of lesbians!