Passionate Big Sister: The Enchanting Legend of Feng

Tanbaba Mai showcases the amazing female ninja breasts, a first that bursts out from the screen. A purifying and licentious female ninja, known as the 'sex punisher.' No matter the predicament, she can unleash countless secret techniques. In the mid-Edo period, the eighth shogun Yoshimune implemented the Kyoho reforms, leading a frugal life, but sexual crimes still occurred beneath Edo Castle. This story is about the birth of a female ninja known as the sex punisher. The umbrella maker Kiyuemon and his young wife Koharu (Kono Yua) live a happy life. Koharu has a younger sister, Kofū (Tanbaba Mai), who has always envied her happy sister. One day, their blissful life is shattered. While visiting Kofū's home, Koharu is raped by two masked intruders. Koharu hangs herself. Kofū comforts the despondent Kiyuemon while resolving to avenge her sister. However, there are deeper details to this incident. On the rooftop, the female ninja Yumeni (Kurashima Sayako) and an old night watchman overhear the events and use various magical ninja techniques to reveal and kill the mastermind behind it... In the end, with the help of loyal allies like Chujo, Lady Yumeni, and Ooka Echizen, Kofū sacrifices her own stunning beauty as a ninja to seduce and eliminate the sexual offenders, becoming a loyal sex punisher.