Nôpan hisho: Monzetsu shachôshitsu

ノーパン秘書 悶絶社長室

Also known as 愛人秘書 ノーパン悶絶, Aijin hisho: Nôpan monzetsu, ノーパン！ 欲情処理課の女, Nôpan! Yokujô shori-ka no onna, ノーパンOL 社長室の情事

Megumi, the president's secretary, is also President Jojima's mistress. Her colleague, Hiroshi, has harbored intense feelings for her ever since they had sex once. One day, Jojima receives a letter from his wife, Yukie. Fearing his affair has been discovered, he is suddenly confronted by a young woman, Miki, claiming to be his daughter. Hiroshi then declares his desire to have sex with Megumi in the president's office. And then…