Birthday boy Sean and his sister, Lisa, plan to spend the weekend with their dad. But when he's called into work, they both decide to secretly tag along.

At a convenience store, Sean makes a new pal and a frustrated Lisa confides in a stranger. But a sticky situation soon forces them into action.

A quest to find a ship part on a scrap planet takes a wild turn when the kids venture off on their own while another bounty hunter tracks Terry down.

Terry surprises the kids with a trip to the happiest place in the galaxy — until a heartbreaking sight upsets them and puts the family at odds.

Lisa joins forces with a rebellious crew of aliens and quickly becomes an asset when the team sets out on a daring mission to take on a larger threat.

Emotions run high when a crisis jeopardizes the kids' safety and pushes Terry to ride through a dangerous storm with Glorlox hot on his heels.

A new alliance forms on the planet of Chillion for a risky rescue mission. Vax, Lisa and Sean use their skills and work together on an escape plan.

Glorlox brings his bounty to the Conglomerate with unexpected consequences. Aboard the ship, the kids hatch a scheme that leads to an epic battle.

Terry and the kids race through space to make it home before Mom does. Back on Earth, Lisa and Sean learn the truth, and an unwanted visitor appears.