After a failed appearance on Canada’s #1 gameshow, We Find Your Mom, Leroy goes home. His deadbeat dad, Maurice, reveals Leroy’s mom went to space because she’s an alien, but left a spaceship behind. Leroy gets in the ship, meets his mom’s ex co-pilot Sludge, and they blast off into the stars in search of the Mothership.

Leroy writes to his mom about the new adventure he's embarked on.

Being 12 years old is tough. For most kids it means going to a new school, making new friends, and learning just how big the world really is. For Leroy Miller, it's going to outer space to find his missing mom. With his new best friend, he goes on an adventure ride and joins a gang of rebel aliens that want to save the galaxy from an evil warlord. Will Leroy help the aliens save the galaxy and find his mom?