Four actors on film are lost from the crew. They are on a boat in the middle of a dam. They land at a strange point, where they meet a tribe of semi-savages and backwards in time. They are imprisoned and learn of the existence of a scientist who was experimenting with human guinea pigs, brain transplants, crossings of humans with animals, etc. there. Pan, half man and half goat, a figure from Greek mythology, is the leader of the band, who hypnotizes everyone with the touch of his flute. He seizes the women and traps the men, making the women of the tribe fight over them.
Jonas, an unusual man hired by a large real estate firm to be the caretaker of a luxury residence on the outskirts of the big city. In this same residence, used by the real estate owner to promote parties, where he defends immorality in its highest degree of depravity, Jonas meets Tania, a luxury prostitute.
