Rio Ogawa, an employee at a travel agency, makes a serious mistake at work and becomes the victim of blackmail by her supervisor. To cover up the error, she is forced to use a remote-controlled vibrator in front of her coworkers and subjected to non-consensual sexual acts in hidden corners of the office. However, her colleagues secretly record the incidents, giving them new leverage over her. As the demands escalate, her life spirals into increasing danger.