After her husband came to work, she had creampie sex in her brother-in-law's one-room room from morning to night.

One day, Miho's cell phone received a call from her husband's younger brother, Jiro. "I moved to the neighborhood so I want to see you." Miho was dating Jiro before they got married. Despite his hesitation, Miho heads to Jiro's house to help with the move, and in the small room of one room, he is once again embraced by Jiro's hot arms. Once the lust has flamed up, it never cools down, and when her husband comes to work, Miho begins to spend a lot of time at Jiro's house every day...