It was an accident, a joyride gone wrong, Mark didn't mean to leave Katie to die after the crash. And the police can't prove he had anything to do with it, so he's gotten away with it, right? Wrong...
Sammy is thrilled when he finds a tiny space rocket in the park. And even more thrilled when he discovers its owner, Jax, a very small and very irritable 300-year-old spaceman. Can Sammy save Jax from the greedy clutches of his nosey neighbour Dennis, and help him get home?