When car trouble strands a honeymooning couple in a small Southern European village, an aristocratic family in the area reaches out to help them with sinister consequences.Gerald and Marianne Harcourt are traveling by car when the car breaks down and they have to spend a few days in a small, remote village. It doesn't take long before they are invited to Dr. Ravna's castle. Without their knowledge, Dr. Ravna is the leader of a vampire cult, and he has become astonished by Marianne's beauty...