Every Friday, I'm hugged by my husband's subordinates at home.

That was one Friday. The story begins when Abe and Yumi meet their husband's subordinates, who come to send their drunken husband out. My husband and Yumi are both busy with work, and they only have the opportunity to have nighttime sex on Fridays... Yumi was unknowingly growing desires. Then a few weeks later, Abe comes to send her drunken husband again, and Yumi realizes her frustration. From that day on, the two of them seek each other's bodies only on Fridays...