"Mai, I'm interrupting," her father-in-law said suddenly as he entered the bathroom, leaving Mai unable to hide her confusion. This was an outrageous act from her father-in-law, who is usually quiet and gentle. Mai had no time to argue with his rude reasoning - "We're father and daughter, so let me at least wash your back" - before she could even argue, as she was cornered in the bathroom. Her father-in-law's wrinkled fingertips groped the firm breasts of his young wife. At that moment, Mai realized that her peaceful married life had come to an end...