When The Lone Gunmen discover Internet files from the future, they learn that a plague will soon wipe out most of humanity. With Agents Mulder and Scully working one lead, the Gunmen must spring into action and investigate several urban legends: a group of ghost-hunters, mutant turtles that live in the sewers, shape-changing alien robots, and a vengeful spirit from beyond the grave! The X-Files interacts with the Ghostbusters, Transformers, Teenage Mutant Ninja Turtles, and The Crow!