When a group of kids are accidentally launched into space, they embark on an adventure of a lifetime to get back home.

Five kids: Samy, Will, Martin, Elliott, and Doria are accidentally launched into space on a mission to Venus by their parent's spaceship's mysterious AI, Matilda. As the kids try to find a way back home, Matilda serves as their guide. However, it slowly becomes apparent that Matilda has her own plans.