A sarcophagus containing the remains of Nepka, an Egyptian high priest, is being transported to New York by Phileas Fogg for his old schoolmate, Professor Alexander Douglas, and an unusual woman, Adriana Locke. It becomes clear that Phileas has fallen under the spell of Adriana when he shows no interest in the mysterious deaths surrounding the sarcophagus. Jules, Rebecca, and Passepartout investigate, discover Adriana's evil intent, and defeat her purely.