Yua Mikami goes undercover at rumored off-menu adult services, including a dispatch relaxation service, cuddle club, men's spa, viewing shop, and matching app. She tempts unsuspecting customers with secret extras, deep kisses, and close-contact sex while hidden cameras capture every reaction. The former idol explores a fantasy first job in the underground sex trade and asks what you would do if your sex worker suddenly turned out to be superstar porn actress Yua Mikami.