"Father, please give me your sperm ♡ " Beautiful breasted wife makes love and gives birth in dangerous days, Yuri Nao

A couple decides to welcome their father-in-law back home from a business trip. However, the married woman "Nao" is attracted to the handsome father-in-law who is completely different from her husband, and cannot resist, so she eventually seduces him and has an extramarital affair. Nao ends up falling for the father-in-law, whose skills are completely different from her husband's... What will become of this family?

A married couple decides to welcome their father-in-law, who is on a business trip, to stay at their house. However, the married woman "Nao", who is attracted to her father-in-law, who is a handsome man unlike her husband, cannot resist and seduces him and ends up having an affair. The married woman then becomes addicted to her father-in-law, who uses his experienced techniques, which are different from her husband's... What will become of this family?