"Determined to find the treasure of notorious pirate Red Rackham, Tintin and Captain Haddock set sail aboard the Sirius to find the shipwreck of the Unicorn"--P. [4] of cover.
Following a series of mysterious clues, Tintin and Snowy trail a dangerous gang of opium-smugglers through the scorching Sahara desert and the alleys of a Moroccan port.