After pictures emerged showing the possibility of life on the moon, humanity launched a rescue mission. Princess Luna spent thousands of years there, and it was the job of Tony the astronaut to retrieve her and bring her back.

Once back, Nightmare Moon took over the Earth and ruled it as her new domain. Forty years later, a determined resistance team try to defeat their pony overlord, but the most important details are on the moon mission that brought the Nightmare to Earth.