Captain Haddock the Picaros", when Professor Calculus 'cures' him of his taste for alcohol. In the adventure "Secret of the Unicorn" (and continuing in "Red Rackham's Treasure") he and Tintin travel to find a pirate's treasure captured by his ancestor, Sir Francis Haddock (François de Hadoque in French). With newfound wealth and regaining his ancestral home Marlinspike Hall, Captain Haddock becomes a socialite; riding a horse, wearing a monocle, and sitting in a theatre box seat ("The Seven Crystal Balls"). He then evolves to become genuinely heroic, volunteering to sacrifice his life to save Tintin's own in the pivotal "Tintin in Tibet".
Tintin and the Lake of Sharks risks of a diplomatic incident. Two days pass before Tintin finally returns to Calculus' house with the shark-like submarine which Calculus built during the search for "Red Rackham's Treasure". The plan is that Tintin will meet the crooks on the beach, and Haddock will follow him in the sub. At the meeting point, criminals pick Tintin up in a submarine, and they head underwater to the flooded city where their base is situated. The mastermind behind this operation is revealed to be none other than Tintin's nemesis Rastapopoulos, now calling himself "King Shark"/"Mr. Big". Rastapopoulos promises to set Niko and