The Adventures of Tintin: The Secret of the Unicorn (video game) wants to get the third scroll, and that he is in fact Allan's boss. After a fight with Allan, Tintin gets the third scroll and heads off to Brittany, where he and Haddock earlier identified as Sir Francis' hideout. Learning that the scrolls contain the coordinates of the treasure of Red Rackham, Tintin and Haddock plan to head there, but Haddock is kidnapped by Allan, who uses him as a hostage to get the scrolls. After rescuing Haddock, Tintin discovers that the treasure is hidden within Marlinspike Hall. There they find the treasure and Thomson and Thompson arrest Allan and
Captain Haddock since creating Tintin." Sales of the volume in which Haddock was introduced indicated the character was well received. After a fairly serious role in "The Shooting Star", where he has risen to become the President of the Society of Sober Sailors (replete with a cabin full of rum), Haddock takes a more central role in the next adventure, split over two books, "The Secret of the Unicorn" and "Red Rackham's Treasure"— indeed, his family history drives the plot. Upon locating the treasure, the newly wealthy Haddock retires. Hergé built the next adventure around Haddock, furnishing the character with an ancestral