The boys must take care of a bird and a girl.
Joe becomes the target of a tough and vengeful Kentucky family, after he kills one of them who almost sets the Ponderosa on fire and the Cartwrights take in the dead man's daughter.
Slim is trailing a horse thief when he meets up with cattleman Mel Bishop and his men in full-blown range war with Jason Duncan and his gang.
The wagon master encounters opposition when he calls a halt to the train due weather. One group needs to push on due to an inheritance in California.