The five discs feature two stories each. The Crab with the Golden Claws introduces Captain Haddock and his rival, Allan. Yet another "quest adventure but one with deep emotional impact, Tintin in Tibet follows Tintin into the Himalayas in search of his old friend Chang. Chang had been introduced in the early story The Blue Lotus. Herge's first masterpiece, it finds Tintin in China during wartime. The Calculus Affair is often considered Herge's crown jewel for its intricate plotting and characterization in a story that returns to Syldavia and its conflicts with its rival Borduria. In Cigars of the Pharoah, Tintin goes to Egypt, though curiously he's old friends with Thompson and Thomson rather than meeting them for the first time. The Red Sea Sharks is another seafaring adventure. The Secret of the Unicorn was Herge's personal favorite, combining a puzzling mystery with a ripping pirate yarn about Haddock's seafaring ancestor, Sir Francis Haddock, and his fateful encounter with the fea