When her whole tribe disappears from Westerners, Karana and her brother have to survive themselves. However, her brother is killed by wild dogs, and, all alone, she needs to survive on her own before befriending the very dog that killed her brother. She sometimes has hard struggle but passes what people think women can't do and does it with no help at all but the knowledge she learned as a young girl

A rich Texan, J.W. Grant, selects three men and invites them to his private train to offer them a contract: Rescue his wife who has been kidnapped by a Mexican revolutionary. The leader of the men, Rico, decides they would be a better team if Grant would hire one more man, an explosives expert. Grant quickly agrees and soon the four are off to complete the contract. However, while on the trail, they discover some interesting facts, like has Mrs. Grant 'really' been kidnapped?