the slender and capable beautiful secretary sanae was serving as sawada's favorite exclusive secretary, managing work during the day and as sawada's sadomasochistic play mistress at night. however, when the founding president suddenly died and his son shinjii took office as the new president, sawada sends sanae to the president's office as a spy. shinjii, who liked the excellent and dedicated secretary, tries to seduce and tame her, trying to separate her from sawada. sanae is attracted to the forceful shinjii. but the young president was a superb anal fetish maniac, contrary to his appearance.