Haakon Haakonsen, a young Norwegian boy, becomes the sole support of his family as a cabin boy on a ship after his father is injured.
During shore-leave in London, a British naval officer known as Howell, joins the crew to provide protection from pirates.
While traveling across the pacific a terrible storm sinks the ship. In the confusion is Haakon separated from the crew and wakes alone up on a deserted tropical island.
After searching the island, Haakon discovers treasure as well as wanted posters for an English pirate named Merrick the real identity of Howell.
Haakon builds a series of traps as protection should Merrick ever return to claim his treasure.
