Original concept by manga artist/Chinese Knight: Lewd Soup Hall ~The Young Wife's Fall in Love with Aphrodisiac Soup~ Honda Riko JUX-431

The owner of the public bathhouse "Old Man's," Matsutake Umezo, is a lecherous man who often enjoys secretly filming women in the bathhouse with his colleague, Zakuro. Umezo sets his sights on Yuasa Kaoru (Honda Riko), a young woman living nearby, whose beautiful face and body catch his eye. One day, Zakuro brings over a bath salts called "Manrunyu," which supposedly turns any woman into a wanton woman. Umezo then sabotages Kaoru's bathroom, waiting for her to come to the bathhouse…