Three outlaws mistake Buck for the man who has been following them. When Gait takes a shot at Buck his horse rears and Buck hits the ground knocked out. Dan Casement finds and tends to Buck. Buck awakens that night as the two are camped together. The next morning Dan leaves for Tucson while Buck returns to the ranch. At the saloon in town Dan runs into Sam who Dan helped save along with Victoria, Pedro, and Dan's grandson Joey a few months earlier from the Apaches. Sam learns Dan is after three men who burned his ranch and killed Joey. The outlaws are not in Tucson so Dan returns to the ranch with Sam to return the crucifix Victoria gave to Joey. Dan is now a lawman so he can legally go after the men. He returns to Tucson to hunt for the men along with Sam who says he is there to hire hands. The men show up but they corner Dan in an alley to beat him up. He is able to return to the rooming house where the owner Mrs. Colton has a strong interest in Dan. The next day Sam learns why the ...