Tom has spent most of his life locked behind the cruel walls of Weatherly Orphanage, but when he learns that his parents might still be alive, Tom knows he must do what he can to find them. He can't leave Weatherly without his best friend Sarah, so arms with a single clue to his past, the word Britfield, the two make a daring escape by commandeering a hot air balloon. Now they're on the run from a famouse Scotland Yard detective and what looks like...