After his son got married and started living together, Kouzou found himself with too much time on his hands after retirement. One day, while drinking alone, he grabbed his daughter-in-law Kana and kept pushing alcohol on her until she got drunk… Seeing Kana's moist eyes, slightly ragged breathing, and strangely seductive mannerisms, the excited Kouzou took advantage of the situation and forcibly raped her. Although Kana rejected him outright, there was no way Kouzou would simply accept it after finding a new source of pleasure…
