After learning that their aunt wants to split them up, orphaned siblings Pablo (Kamlesh Gupta) and Maria (Laura Jane Goodwin) run away from home. While stowing away aboard a train car, they learn about a magical gem called a crystalstone. On their search for the mystical jewel, the pair joins forces with the boozing Captain (Frank Grimes). But to fulfill their quest they'll have to contend with a scary pirate named Hook (Edward Kelsey), who's also after the treasure.