Whether it's a safe day or a risky day, there's no waiting! While my husband is away, my father-in-law mercilessly inserts his penis into me! "Riku, this is special training. It's to make your body more likely to get pregnant," my father-in-law said, ordering me to open my legs. Wanting to have a child, I listened to my father-in-law. Day after day, my father-in-law stimulated my clitoris, and before I knew it, Riku herself began to ask for special training...