Kobayakawa Reiko is a successful female president who is expanding her business as the CEO of a venerable fitness company. However, within the company, even crying children were scared by their employees for being so brutal that they kept quiet. One day, Kamiyama, a regular employee who was treated like a slave by Reiko, was demoted to part-time worker training due to a complaint from a business partner, and was unable to suppress his anger, so he mixes diuretics into Reiko's drink. Kamiyama uses a silly camera to capture Reiko's wetting, and insidiously blackmails Reiko...