In Gold Rush California, outlaw Charles Boles tries to leave his past behind. A respected rancher by day, but a masked bandit known as Black Bart by night, he targets Wells Fargo gold coaches. When he holds up a stagecoach carrying old partners Lance Hardeen and Jersey Brady and the alluring dancer Lola Montez, old loyalties ignite, new desires flare, and lawmen close in for the final reckoning.