Shinsaku and his wife Kanna run a cleaning company together. Recently, competition with other companies has been intense, and the contract with Ozawa's company, which was a customer, has come to an end. Kanna happened to apply for Ozawa's job as a secretary in order to support herself somehow, but during the interview, Ozawa did not cheat and when she told him that the job of a secretary involves things other than work, he showed off his lewd tongue as part of the entrance exam. He devoured his big tongue and lips. Kanna, who was accepted by Ozawa and hired as his girlfriend, deepens their obscene relationship with her in the president's office...