The method used in this film is to visit establishments with a reputation for having cute girls working there, and then to trick them into making them feel good while they are working. At the ramen shop, he hides in the kitchen and touches and fingers her buttocks so that the customers can't see. The more he tries not to show his pleasure to other customers, the more sensitive her crotch becomes... He also traps beautiful part-time girls working as customers at a dry cleaner's, a clothing store, and a gas station.