Mai lives with her husband and father-in-law, Tarou. Tarou is quiet and reserved, but Mai sometimes feels scared of him. No wonder, for her father-in-law harbors lewd fantasies about her behind his sharp eyes. He would secretly film Mai's daily life and use it as a toy for his pleasure, but that alone was not enough to satisfy Tarou. He incited his middle-aged buddies to assault Mai. Tarou filmed the entire incident from the attic and then blackmailed Mai, this time to fulfill his own obscene desires…
