Mio Aizawa secretly asked her father-in-law for help with conceiving without her husband's knowledge. (ALDN-624)

Married for five years, Mio was anxious about her inability to conceive. She and her husband had a good relationship and did indeed have intercourse around her ovulation date, but she still didn't get pregnant. Then one day, Mio learned that her father-in-law had six children. Upon hearing this news, a forbidden thought flashed through Mio's mind. Although common sense told her it was wrong… because she desperately wanted a child, Mio ultimately asked her father-in-law to donate sperm. Her father-in-law, also wanting offspring, decided to respond to Mio's astonishing request in a transactional manner. Despite her rational mind telling her it was just a transaction, a surge of pleasure kept rising within her. Mio and her father-in-law desperately resisted this pleasure. And the decision they ultimately made was…