To commemorate the first anniversary of his mother's death, wife・aki returned to her husband's hometown with him. Her father-in-law・koichi, who had been eyeing aki all along, mistook her for his deceased wife and raped her after pushing her down. Unable to confess to her husband, aki struggles alone with her thoughts. Knowing this, koichi considers how he might manage to have sex with her again while she is still at the family home, and begins to execute a despicable plan…
