Hawkeye and Chingachgook find a group of new settlers, trapped in the Huron's territory. Greedy scout Jake Flint makes a deal with Hurons and together they force other white people to work for them almost as slaves.
Ethan Allen and the Green Mountain Boys are at war with the ruthless tax collectors, a bunch of outlaws, more Robin Hood than the Dalton gang. But when the authorities start to pin their misdeeds on them, Hawkeye must sort it out.
Someone is going to a lot of trouble to convince the townspeople that a witch has cursed them. A bell that rings by itself, a lame horse, milk with the taste of brimstone lead Hawkeye to search for the truth.
Hawkeye and Chingachcook find Wenatchgo, an old and respected medicine man, wandering in the forest. They discover that the elderly man has been driven out of the tribe by a younger and ambitious rival.
Hawkeye and Chingachkook rescue an elderly woman from two Indians who have kidnapped her and were about to take her back to their tribe. She asks the two for help in finding her son, who had been kidnapped 18 years previously by the same tribe.
Carpenter foolishly travels into the wilderness to establish a new settlement called Carpenterville. Hawkeye suspects that the Mohawk guide is really a renegade working with the Hurons. Hawkeye and Chingachgook attempt to prevent disaster.
Fortune hunters seek a treasure rumored to have belonged to the French explorer La Salle. They ask Hawkeye to lead them but when he discovers that it is in a sacred Dakota burial ground he tries to dissuade them.
Lt. Briggs breaks the treaty by chasing an Indian beyond the recognized border. Led into an ambush he escapes but his militiamen are captured. Hawkeye and Chingachgook are assigned to escort him to his court-martial and probable hanging.
Hawkeye has tracked outlaw Simon Girty to Morristown but he and Chingachgook are turned away and told that the town is closed due to an outbreak of the black plague. Hawkeye decides to sneak in and see for himself.
Hawkeye (John Hart) and Chingachgook (Lon Chaney Jr.) escort young Greg (David Hastings) to the boy's Aunt Emma and Uncle Mort (Jacqueline Barnett and Chris Wiggins). Greg's parents are recently decease, making him the sole heir to a valuable mine. However, there have been numerous attempts to attack Greg, and Hawkeye and Chingachgook suspect the Uncle...but proving it is another matter.