Something strange is going on at the Quicksilver Mine in central California. Dead bodies are being dumped there; strange sounds and smells are emanating from its black depths. As increasingly bizarre phenomena occur in the area around the mine, people begin to wonder if Nature itself has turned against humanity and is rebelling at the violation of its pristine beauty. And are some of those who work in the mine actively conspiring to bring about a cataclysm that will overwhelm the region and the Earth?