In the 1850s, in a logging town on the Mississippi River, a conflict between the people of a mill town and the lumberjacks who work downriver. Romance and deceit are catalyzed by the arrival of the gambling river boat, River Lady, owned by the beautiful Sequin. Bauvais, a representative of the local lumber syndicate and Sequin's business partner, is trying to convince H.L. Morrison, the mill owner, to sell his business.