Reiko Kobayakawa, who concealed her pregnancy from her husband and asked her father-in-law to help her stay pregnant, SPRD-1494

The Kobayakawa family lives together with the wife, husband, and father-in-law. However, the lack of children is troubling Reiko Kobayakawa, so she discusses it with her father-in-law. He doesn't offer an answer, but Reiko remembers that her husband has many brothers, and her father-in-law's sperm count should be very high, so she asks him for help…