Located in Tokyo, an exclusive high-end esthetic salon operates as a women-only membership club with no public advertising. Yet, women seeking beauty, relaxation, and deep pleasure continue to flock to this establishment. The secret to its popularity lies in a special VIP course not listed on the official menu. This course allows members to share pleasure with one another and experience new sensations, spreading by word of mouth and drawing increasing numbers of women to its allure. What exactly is the true nature of this VIP course?