Created by Edgar Pierre Jacobs after WWII, Professor Philip Mortimer, nuclear physicist, and Captain Francis Blake, dashing head of MI5, are legendary heroes of the 9th art. The author, a close friend of Herg , took part in the visual realisation of Tintin in the Congo, Tintin in America, The Blue Lotus, King Ottokar's Sceptre, The Seven Crystal Balls, and Prisoners of the Sun.

Time for Captain Blake to enter the scene and face ... Robo-Mortimer!    

Professor Sató, who has made incredible advances in the field of cybernetics, has been kidnapped by Olrik. A cautious man, Sató had revealed to Professor Mortimer the hiding place of the three formulae that govern his discoveries, and asked him to protect them if need be. Unfortunately, Mortimer is eventually captured as well, and Olrik makes a robotic copy of him to retrieve the formulae. Now, though, Captain Blake is coming to Japan, hell bent on finding his old friend…