When his class wins a trip to San Lorenzo, the last known place his parents were seen, Arnold is excited to finally uncover exactly what happened to his mom and dad. But the road to the truth proves to be more than he bargained for when pirates kidnap him and his friends. Even if they band together to escape their clutches, will the hazardous jungle and the mysterious Green-Eyed People get in the way of the long-awaited reunion he's dreamt of his...