S2, E9: The FBI finds a truck driver completely laverated on the roof of the truck. The FBI suspects a man costumized as an animal with sharp teeth to be the perpetrator. Hannibal thinks of a former patient, Randall, he used to work with because of a mental disorder that made him think of himself as an animal rather than a person. Hannibal uses this trace to put the FBI on the wrong track. He needs this case himself to realize his plans of revenge on Will after he tried to kill him.