Det.Sgt. Jamila Patel and Det.Con. Jerry Pardoe have reluctantly acquired a reputation in the Metropolitan Police for their ability to tackle bizarre and apparently supernatural crimes. Now they have been called back together after three bodies are found in a London basement...bodies which have been taken apart, roasted, and eaten. The markings on the wall suggest this might have been done by some kind of religious cult - and as more people are kidnapped and cannibalized, Patel and Pardoe realize they are dealing with a group of devil-worshipers invoking an ancient god who has not been worshipped since the Neolithic age...