Jeff Sutton, a crooked rancher learns about an old, hidden mine. Sutton soon goes on an expedition, and kidnaps Weiser's son Andres and takes him with him. Tex and Carson find out about it and start a rescue search for little Andres...
Zagor clashes with a band of bandits whose leader is Nat Murdo... As for the episodes from the so-called Zagor - The Next Generation period, this one gained cult status for three reasons: the best screenwriter, the best cartoonist, the best villain of the
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...