Synopsis:

In the Nevada Desert, Daphne Blake, host of "Daphne Blake's Mysterious Mysteries" on the Knitting Channel, and Fred Jones, Daphne's best friend and cameraman, are waiting to meet up with a contact for their latest scoop: Doctor Velma Dinkley. Velma is one of the chief scientists in a private research facility known as the Complex. When Velma goes to meet the two from an underground entrance, Velma is accidentally attacked by Fred. Scooby-Doo, a subject prototype in the Complex's Smart Dog program, and Norville "Shaggy" Rogers, his trainer, are attending the Blazing Man Festival nearby, when Scooby is alerted to Velma's attack. Scooby and Shaggy go track Velma, and meet up with her, Daphne, and Fred. Velma decides to explain to Daphne why she called her to Nevada, and brings everyone into the Complex.