Y from the legitimate men's spa M is hopelessly inexperienced, so a regular switches roles with the timid newcomer and gives her a thorough lesson in how the business works. She starts out confused, but his enthusiasm gradually brings out her naughty side. Since it is only “training,” surely he will not be banned. He even teaches her the off-the-menu services that will win her more bookings, and afterward she is supposedly willing to go all the way. Book her before her schedule fills up—and add plenty of extras.