John Henry Holliday steps off the train at Atlanta''s Union Station, fresh out of the Pennsylvania Dental College, and into Mattie''s arms. But the storybook romance between the young dentist and his cousin is cut short by disease and family strife. Some close relatives are grousing at the couple to break off their relationship, but they are unwilling to bow to family pressures. However his financial reverses and physical health conspire to make that happen. John Henry is diagnosed with tuberculosis and doctors suggest a dryer climate in the West. Mattie pleads to go with him but John Henry says no and travels to Dallas alone. The dry climate stabilizes his condition, but he is unable to make a living from his dental practice. Dispirited and alone he is eventually attracted to saloon life where he takes a new name and calling -- Doc Holliday -- frontier gambler. Kate Elder, a spunky little saloon girl, sets her sights on Doc. And when trouble comes at Ft. Griffin and a noose is about t