Over 20 pages of bonus material inside titled as "The real-life inspiration behind Tintin's adventures" written by Stuart Tett with the collaboration of Studio Moulinsart.
Summary
Tintin accompanies an eccentric Egyptologist, Dr. Sarcophagus, as he searches for the lost tomb of the Pharaoh Kih-Oskh. When Dr. Sarcophagus disappears, Tintin finds a clue that leads him to India in an attempt to help his new friend before it is too late.