ALDN-137 Iroha Narumiya secretly asked her father-in-law for help with getting pregnant behind her husband's back

I was living harmoniously with my husband and father-in-law. However, despite trying hard at night with my husband, there were no signs of pregnancy. Frustrated, I consulted my father-in-law about whether my late mother-in-law had done anything special, but he said there was nothing special; the doctor just told him his sperm was strong. Desperate to have a child, I suddenly thought of an idea and went to my father-in-law, earnestly asking if he could help me make a baby for my husband's sake…