It's the early 1900s, in the Rockies of Colorado and on the Denver & Rio Grande RailRoad. We follow the life of a young engineer named Bryce Stevens as he transitions from working on a D&RG Class 60, number 402, to life on the railroads new Class 125, 2-8-2 mikados. See how this engineer get's used to his new engine and how the bond between man and machine forms.