John Moore (
Reed Howes), a young sea captain has a romance with Kay Wheeler (
Molly O'Day), daughter of a trusted trader, "Pop" Wheeler (
A.S. 'Pop' Byron), on a Pacific island. He also acquire the enmity of "Shanghai" Morgan (
Wheeler Oakman), a notorious sea captain who shanghais his crew and his women. Back in San Francisco, Morgan seduces and kidnaps Moore's sister, Mary (
June Marlowe),who escapes but dies from the shock. Moore sails out for revenge and follows Morgan to his sweetheart's island.
—Les Adams <longhorn1939@suddenlink.net>