■Yoshizawa Rumi, a breastfeeding pet of Yoshie's older sister-in-law

When she gave birth, she became a child-rearing partner of her husband's family and lived with his brothers-in-law. At first, he was a good brother-in-law who greeted him kindly, but the ugly figure that Rumi gave birth to gradually infuriated the reason of his brothers-in-law. One day he fell and finally, his second son, who was really a mother's milk blower, committed serious crime. i can't forget the milk and body that i tasted once... After that, Mumi became weak and became the words of his brothers-in-law. And breast milk to let my child drink becomes a sexual processing tool of the mad brother-in-law ....