In front of Shin-○ station, which is famous for being a town full of middle-aged and elderly businessmen, there is a shop with the catchphrase "A moment of rest in a closed room with a girl in a sexy yukata." It is the Japanese style oily feeling that is popular recently. The time and fees vary for each course, but there are rumors that even though you have cute girls, you can enjoy the performance at a reasonable price... In order to ascertain the truth, we tried sneaking and voyeurism this time. A shop where you can enjoy plenty with cute yukata girls... What is the + α of the erotic course...