48 Hours of Hallucinatory Sex

48 Hours of Hallucinatory Sex original title 48 Horas de Sexo Alucinante is a 1987 Brazilian trashsexploitation film by Brazilian film director Jos Mojica Marins. Marins is also known by his alter ego Z do Caixo in English, Coffin Joe. The film is the third of several sexploitation films Marins released in the 1980s. It was preceded by World Market of Sex 1979 andHours of Explicit Sex 1985.

The plot of the film centers on a female sexologist who wishes to finance and produce a pornographic film. As the film progresses it is revealed that the doctor may have an ulterior goal in coaxing her actors into their drugged and sexually frenzied states. Ultimately the doctor persuades a man to dress in an ox costume and penetrate her vaginally while she is naked inside a wooden cow.

Source: Wikipedia