A series of murders is blamed on a mythical Asian dog that supposedly escaped from the US cryptozoologist who caught it. Mulder asks a reclusive female dog expert for help which angers Scully. The woman leaves him a special gift.
Two men are found mauled to death inside a locked cargo container that was supposed to be carrying a extremely rare breed of dog from China to the United States. The dog is now on the loose and killing more people. Mulder and Scully's interest in this case is in the unique human behavior that this killer dog is exhibiting.—Muldernscully