Mom friend Urara is currently being trained ~The ultimate body of a masochistic other man's wife is my sex toy~

Takashi is the husband of a novelist who lives an ordinary life with his wife, Junna and son. Recently, Junna has become a habit of doing yoga at home with her mom friend Urara about twice a week. Her long, glossy black hair, her beautiful Japanese-style face, and her beautiful body with a moderately tight fit... Takashi had wondered if there was any way to make Urara a hand-held. At that moment, Junna happens to go out for a while, and is alone with Urara...