The kind-hearted husband, Shinji, recommends living with his older brother Yuichi, who has been penniless due to debt, and the three of them end up living together with his wife Sora for a while. Sora was worried about the barbaric and unstable Yuichi. One day, while Sora was taking a nap, Yuichi attacked him. Yuichi plays with Sora, who is suffering, with no way his husband can tell him that he was raped by his brother-in-law, as he plays with him every day. However, my brother-in-law's rough caresses and thick, hard cock gradually gave Sora a joy that his husband hadn't felt...