Yuki, an ordinary office lady, is admired by the managing director, the son of the company president, and is selected to be his secretary. - However, the perverted and devilish managing director demands that she become my toy rather than his secretary. - Managing director who can't refuse Yuki. - From that day on, Yuki is trained as the managing director's toy. - Naked humiliation t** in the company. - Yuki's rationality is eroded by the pleasure of anal development and anal fuck...