By chance, Lazarus Ledd finds Bobby Sarnataro's magical saxophone, which immediately teleports him to 1945. As soon as he recovers from the initial shock, Larry falls into the hands of some ridiculous neo-Nazis whose plan is to take over post-war America.
Zajedno s Chicom i Trampijem, Zagor pomaže Pickensu da oslobodi svoju ženu i na kraju se sukobi s otmičarima, gdje upoznaje naslovnog Mr. Smitha, čudnog čovjeka koji je u stvari pravi razlog sve ove komplikacije.
Zagor against Governor Sombra, the scientist Coronado and their mercenaries who kidnapped a Hopi shaman and his daughter to take them to the treasure hidden in the mythical Seven Cities of Cibola...