JUC-562 Meat urinal training ~There's a beautiful married woman in my bathroom~ Yu Kawakami

Yuu falls in love with Kazuo, the eldest son of the Oshima family, whose ancestors have been doctors for generations, and ends up marrying him. However, Kazuo is a man who doesn't feed the fish he catches, and as soon as they get married, he treats her very coldly. The person Yuu had no choice but to cling to was her brother-in-law, Yoshio. Yu ends up having a relationship with Yoshio, as if seeking a place in the Oshima family... However, the relationship between the two is exposed. Yuu is branded as a disqualified wife who is not suitable for the Oshima family, and her cruel training begins...