Nanako, a wife who works unfaithfully in anticipation of a chance that her husband left home on a business trip. However, his father-in-law, Yoshiro, knew about it, and he got angry like a fiery fire. Yoshiro, whose anger does not subside, ties it up with a rope to convert Nanako, but ... The brother-in-law who was watching the situation in the shadow is lustful for the appearance of his beautiful brother-in-law and overruns Nanako's body that can not move. It was the beginning of bondage carnal training called punishment ...