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.
Weird incidents terrorize a frontier town. in spite of Hawkeye's efforts to disprove the witch stories, strange murders increase the settlers' horror.
Hawkeye takes accused lieutenant to trial.
Indians on the verge of war due to hatred by white man.