Ex-cop Vic Barron crossed the wrong mobsters; his wife and child were killed and he was scarred, framed, and imprisoned. On release, Vic has but one desire, revenge on still-hiding Tino Morelli.

Soon after a Chinese princess comes to the US to buy planes for her people, she is murdered by a poison dart fired by an air rifle.

Marshall "Big Jim" Cole turns in his badge and heads to Wyoming with his family in order to settle on some land left him by a relative. He faces opposition both from a neighbor who wants that land for his own sons, and from a grizzly bear nicknamed "Satan" who keeps killing Cole's livestock.