Enredo

A former Priest named Dr. Lawrence harbors a dark and horrible secret in his attic. The locked room serves as a prison cell for his crazed, cannibalistic adult son, who acquired his savage tastes in India during his father's missionary work there. Lawrence fears that his son will escape to prey upon the effete guests at his rural English estate during a cross-country auto race.—Ørnås

In the 20's, the wealthy and spoiled Daphne and Billy challenge her brother Geoffrey and his girlfriend Angela to dispute a car race to Land's End. Angela feels sick and asks Geoffrey to stop the car, but Daphne goes on to win the race. However, she is forced to stop in a fog since the car runs out of gas. Billy takes a gallon to seek out gas and Angela stays in the car waiting for him. She decides to snoop around and is kidnapped by a stranger named Tom Rawlings. Then he takes her to a manor owned by Doctor Lawrence, a lonely man that lost his beloved wife and son in India and lives with the his servant and former nanny Ayah. He invites Daphne to have a vegetarian dinner with Aya and him while Tom returns to the car where Billy is waiting for Daphne and pushes the car and Billy off a cliff. Meanwhile, there is a mysterious guest in the room in the upper level of the house. What is the secret of Dr. Lawrence and Aya?—Claudio Carvalho, Rio de Janeiro, Brazil