Sexual Kung Fu in Hong Kong
"For the first time...ancient sexual practices revealed."
A pair of tough guys hole up in an inn in the slums of Hong Kong. One of them is murdered and the other narrowly avoids several attempts on his life. He goes into hiding in the room of the working girl Yen. Yen uses her secret lovemaking technique on the assassin Wang.
Directors: Carlos Tobalina
Writers: Carlos Tobalina, J. Larcher
IMDB: tt0207089