This episode pays special attention to questions often raised by ancient aliens theorists, questions like were the ancient people's “gods” merely off-world visitors with alien tech? Are the “fallen angels” of the Book Enoch really angels from God, or were they actually ancient astronauts who moved to earth and married human women? What were the Nephilim and what God would have wiped out the entire earth and nearly everyone on it to kill them off, and how is it that some humans were spared by warnings from “angels”?

You may read this episode's script at Cyd's Simple Explanation blog: A Simple Explanation of Absolutely Everything: Aeons, Archons, Angels, or Aliens?