Trapped on a ledge, Kate and the others are unable to stop Capt. Blackheart from obtaining the golden idol.
Kate locates Secret Island and leads the others on a quest to find the golden idol; Carmen tells Capt. Blackheart everything.
Mars and Kate sneak on board the pirate ship to consult the logbook; Kate learns of Capt. Quade's tragic past.
Treacherous Carmen lures Kate to the cliffs where she is surrounded by pirates.
Capt. Blackheart stops the flow of a waterfall and a secret entrance is revealed.
A digital storm batters the islands and the program threatens to shut down.
Capt. Blackheart captures Sarah by using his parrot as bait.
Kate is furious at Mars for stealing a clue to the golden idol; Mars and Carmen approach the ghost of Capt. Quade.
Kate and Nicholas walk through a mysterious door and find themselves in an unfinished area of the game.
Carmen pressures Mars to reveal the whereabouts of Kate's tree house.
Castaway children follow the pirates; Carmen leads a movement to depose Mars.
Mars agrees to teach Kate how to sword fight; Kate steals Capt. Quade's rusty old sword.
Capt. Blackheart decodes Quade's chart and discovers a riddle leading to the golden idol.
Capt. Blackheart captures Nicholas, Sarah and Mars; Kate unleashes a digital storm.
Kate tricks the pirates into believing a ghost has boarded their ship.
Furious Blackheart goes on the offensive to eliminate his rival, Kate.
Blackheart has a nightmare in which the ghost of Capt. Quade taunts him for being a failure.
Nicholas discovers a jet-pack that enables him to fly.
Carmen expels Perry from the Castaway Children.
Sarah gets lost on a strange new island and learns to communicate with talking plants.
Kate comes face to face with the ghost of Capt. Quade.
Kate embarks on a desperate mission to rescue her brother.
Carmen captures Nicholas and turns him over to the pirates.
Wearing a pair of magic boots, Kate runs across the bay to raid the pirate ship.
Kate, Nicholas and Sarah find a safe haven in a tree house suspended high in the forest canopy.
A computer game malfunctions and sends three siblings to an island in the South Pacific.