A large training center located near urban areas features spacious facilities capable of accommodating over 300 people, frequently used by numerous companies for seminars and employee training. Adjacent to it is a dedicated lodging facility, utilized annually by more than 3,000 companies sending staff for programs. In the shared restrooms of this lodging building, two hidden cameras have been installed—one positioned directly above, the other angled from the side—capturing the unsuspecting actions of individuals within their field of view. Among the footage are scenes of female employees sharing rooms indulging in masturbation, their private moments recorded in explicit detail without regard for privacy. This is a real hidden camera documentary recording female employees secretly pleasuring themselves alone during quiet nights in the training center's restroom.