Kurumi Katase, first enema. ...And the shocking fisting is released!! A large amount of enema rhythmically squirts out from the anus every time the pussy is penetrated by a very thick cock!! Kurumi, an office lady who works for a pharmaceutical company, is appointed as a monitor for a new health drink product. However, the health drink turned out to be an aphrodisiac discovered by chance during the research stage. Kurumi tastes an aphrodisiac without knowing anything...