Her mother Kyoko Yabuki

In this taboo incest-themed movie, Kyoko Yabuki plays the role of a mother and auntie who engages in a titjob and intense sexual activities with Xiaodu, her younger family member. As they explore their desires, Xiaodu's girlfriend Xiaoqiu and his partner Qiuzi are mentioned, highlighting the complexity of Xiaodu's relationships. The central kink of the movie revolves around the forbidden and intimate encounter between Kyoko and Xiaodu, pushing boundaries and exploring themes of desire and secrecy.