Years after his wife and son are murdered by hired gunslingers, Smoke Jensen travels to the untamed Idaho Territory on a quest for revenge and confronts bloodthirsty outlaws Stratton, Potter, and Richards.
When an 1873 wagon train of immigrants is battered by harsh storms, outlaws, and Indians, Smoke Jensen and an old mountain man known as the Preacher come to their aid and promise to get them to Montana Territory by Christmas.
The old mountain man, Preacher, taught Smoke Jensen everything he needs to know about fighting and, when the time comes, dying like a man. Although his enemies have destroyed everything he's ever loved, they made the mistake of leaving Smoke Jensen alive.
After his friend's nephew guns down a greedy, overbearing rancher's thug in self-defense, Smoke Jensen and his posse come to his defense when the rancher's goons aim to string him up.