Asuka, the arrogant company president, constantly belittles her employee Yoshimura. Unable to endure the humiliation any longer, Yoshimura ties her up and assaults her. When her husband's hidden debts are exposed, loan sharks storm the office and force her to submit to their desires. Though she resists at first, she gradually succumbs to the situation. The once proud Asuka is transformed into an object of male lust.