My Sterile Husband Begged Me To Breed With My Brother-In-Law... Nanami Kawakami

Her younger brother was the playboy type, the complete opposite of her husband, and Nanami had never thought well of him, but she too wanted to bear a child, so she reluctantly accepted her husband's request. Although she didn't want to have sex with her brother-in-law, those days also held some hope that she might become pregnant. However, as they continued to sleep together, her brother-in-law became more and more familiar with Nanami. Even when she asked for restrained contact, he would make excuses like 'my brother asked me to' or 'it's for making a baby' and keep seeking Nanami's body...