Shiina Masanori has been getting results at Ozawa's company by using forceful methods. However, he was found to have been embezzling money due to his greed. Masanori was held responsible, and his wife Yuna began working as Ozawa's secretary in his place. Yuna has long been Ozawa's favorite. Ozawa has made Yuna his mistress, aka his secretary, and plays with her ripe lips, tongue, and soft breasts at work and after work. Masanori cannot help but notice their relationship. But Ozawa doesn't care and continues to have creampie sex with Yuna...