Inventor Harry Harper travels to the South Seas, where there is buried treasure belonging to a girl, Beverly West. Naturally, others are after the loot, and Beverly's father is being held captive by cannibals until she returns to them with a pearl that belongs to one of their idols. The climax consists of Harper saving Beverly from a safe which has been lowered into the sea.
A cowboy matches the description of the man who robbed the local hotel--both are 6'4". When a young woman is robbed, suspicion falls on the cowboy again. However, he discovers that the actual culprits are a local gang headed by the sheriff. He sets out to capture the robbers and clear his name.
Suffering from amnesia, Captain Norman Craig is embroiled in a doctor's plot to steal both a cache of jewels and Craig's own doting girlfriend. A lost film.
