Keigo's wife, Eri, lives with her father-in-law, Atsuro. Eri, who is a full-time housewife and has no children, takes care of the cleaning and cooking of the first floor where Atsuro lives. Atsuro, who lived alone until they moved in together, ostensibly played an old man who had lost his energy, but in reality he was quite a womanizer. It was a daily routine to peek at her collar panchira. Furthermore, Atsuro, who is no longer satisfied with just panty shots, starts secretly filming the couple's bedroom with a hidden camera...
