Victoria visits her sister in Paris and goes to a rave in the catacombs under the city, on her first night. The remains of over 6,000,000 people are there and something evil is lurking in the tunnels.

On her first trip to Paris, a young woman hits a party in the Catacombs, the 200-mile labyrinth of limestone tunnels under the city that's lined with the remains of 7 million people. Separated from her friends, she becomes convinced that someone or something is chasing her.—Anonymous