During archaeological excavations in Peru, an ancient mummy belonging to a Spanish Dominican monk was found. When trying to study it using the latest instruments, it turns out that the mummy’s skull contains strange liquid gold. An underground treasury is discovered on the excavation site, which turns out to be a giant trap that kills anyone who wants to get inside. Archaeologist Henry Conklin and his assistants are trying to penetrate the secrets of ancient civilization, hidden by priests many centuries ago.