La lettera insanguinata

Colonel Corbett's life is in danger! Someone has hatched a plot to kill him during a peacekeeping mission the officer is leading among the Native Americans, with the aim of starting an Indian war. But the courier trying to reach Corbett to deliver a letter warning him of the danger is intercepted and killed by the conspirators. The message, only partially legible because it is bloody, ends up in Zagor's hands! The Spirit with the Hatchet will race against time and the killers hunting him, trying to reach the colonel before it's too late...