Tonight, I'm alone with my wife's friend...

Daisuke is visited by his wife's friend Kaya and is moved by the beauty of his wife. Unlike Yuka, the wife who is usually tough on her, she can't help but be captivated by her soft manner... Then Yuka is away due to a sudden job, and suddenly she is alone with Kaya. Daisuke is excited by his fleeting newlywed mood, and is excited and spends a sleepless night, and by chance he ends up drinking a drink, thinking that he was awake. As they listen to Kaya's concerns, the two get closer to each other. On a night alone, when Yuka is alone, their lips start to overlap...