Fortune hunters from all over the country rushing to the Klondike in 1897 to seek their fortunes in the gold are tested by hardships of the journey.
While Spec's father is ill, he takes over as conductor on the miniature railroad.
Because Dan McDowell is unable to operate the new mechanized fire equipment, he is retired with a small pension; his son, Johnny, quits school to work in the fire department; and his old horse, Bullet, is sold to a dirt-hauler. Dan is charged with stealing Bullet and is jailed, but he is cleared in time to give valuable aid in a fire that traps Johnny's sweetheart, June Rutherford.
