That JAV

Father-in-law is troubled...wondering why he can't have a precious heir...One day, he accidentally witnesses his son and daughter-in-law having sex, and he is convinced that his son is not capable of being a "Han". Yes...his son is not capable enough to be a "Han"...Father-in-law decides to sire a son instead of his son. At first, Reiko resists desperately with her reason...but eventually her instincts awaken and she becomes a "female" in front of her father-in-law. However, her husband sees her in this state. What does the enraged husband do? This is a tale of abnormal sexuality in which a family disintegrated by common sense is strongly united by the bond between a "female" and a "Han". How will it end this time...?