the wife's mother who ran away from home with her husband and wife, yoshii miki.

His daughter, Yumi and her husband, Makoto, were surprised by the sudden arrival of his mother-in-law, Miki. That night, Makoto and Miki were enjoying dinner alone. When he gets drunk, Miki becomes a kisser and forgets that she is her daughter's husband, so she can not stand it and get tired of Seiko's lips. In addition, Miki was forced to trump his horseback riding because of his daily sexlessness. The next morning, you don’t remember or behave naturally, but as soon as last night’s excitement and unaccompanied sincerity became alone....