Boston no longer suits the family; a presidential envoy asks David to return to the island as governor.
Ben and Joanna wed; a merchant ship arrives to take the family back to Boston.
David fears Ben and Joanna are growing too close; Elizabeth gives birth.
The family yearns for its traditional Christmas.
A ghostly apparition turns out to be a mad pirate.
Parsons demands Emily's jewels as ransom for David.
Ernst falls for a princess who is fleeing a tribal war.
Pirates land on the island.
A volcano threatens to erupt; Parsons captures Emily; David foils a native coup.
The Robinson family is marooned on an island; a volcano threatens to erupt; pirates land on the island.