Willer and Carson are drawn into a great intrigue, connected to the assassination of Abraham Lincoln, the public disclosure of which could lead to major upheavals in the highest circles of government.
San Franciscos Polizeichef Tom Devlin bittet Tex Willer und Kit Carson um Hilfe bei der Aufdeckung einer gewaltigen kriminellen Organisation. Gleich zu Beginn ihrer Ermittlungen stoßen die beiden Freunde auf einen Haufen Leichen …
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...