The Monarch has escaped from prison, and the Henchmen re-assemble to serve him. Dr. Venture takes Dean to a shopping mall and the family gets ambushed by the Monarch who was there attempting to win back Dr. Girlfriend.

Team Venture find themselves trapped in the clutches of a bloodthirsty Egyptian cult and their time machine. Dr. Venture narrowly escapes and teams up with Master Billy Quizboy and Pete White, but promptly forgets to mount a rescue. So it's up to Brock and a pantheon of history's greatest men to find another way out.