A swap document in which two beautiful wives who are troubled by their husband's strange habits exchange husbands and spend three days and two nights. This time, a mixed bathing idiot husband who wants to take a bath together every day, an AV idiot husband who likes AV and masturbates every night, and their respective wives appear. A wife who is surprised by her husband's propensity to review her marital life. And what action did the wife take when she got home...?