In Texas, Bear falls to Earth from an upturned biplane and traverses deep gorges, locates an oasis and takes on a diamondback rattlesnake.
Mankind is now enslaved by an extremely powerful alien race in concentration camps. Although the foe seems unvanquishable, one woman dares to rise and challenge her Commander. Her example does not remain without an echo, but what will be the final result?
Dave may be forced back into the rat race after the ranch's well runs dry and his former boss pays him a visit in Sholo. Meanwhile Zane falls for a lingerie model.
On his 10th. birthday, Duke embarks on a rite of passage out on the range with "prairie elder" Jake. Meanwhile, back at the ranch, Alison and Dave contemplate the imminent threat of parenthood; and Zane misinterprets Cassie's motives.
Cowboy Dave takes the bull by the horns and joins the competition to restore Sholo's luster in the annual rodeo. Meanwhile, a dashing rodeo Romeo sets L'Amour's spurs to jingling.
The Harts' family vacation in the countryside turns into a series of disasters involving a mine-shaft accident, a marauding bear and wild tornadoes.
Dave vows to win Sholo's Frontier Days Ghost Run buckboard race, but once Alison enters the contest - partnered with a headstrong frontier widow - Dave finds himself up against a formidable opponent.
As Auggie turns 60, he announces he's going to die - on the Hart's property, where his late wife is buried. But Dave wants him to stick around to help Duke win a sheep-shearing contest.
Like it or not, Dave gets a tough inner-city youth as a ranch hand, thanks to Marcus, who believes that equestrian therapy will turn the kid's life around.
Rose kicks out R.O. who moves into the Flying Tumbleweed. L'Amour learns that Alison is posing for a lingerie catalog, while Duke has a problem with horses and Zane tries to help him get over it.
Sheriff R.O. looks for clues leading to a suspect in the murder of Garral's beloved bovine Irene, which dropped dead while Garral was painting her portrait. Alison gets the urge to work, while Duke's more interested in being a cowboy than a student.
R.O. is zapped by lightning and soon develops many personalities, one of which is Dave's late father. Meanwhile, Zane disobeys his dad by accompanying some new friends to Dead Man's Leap, where he's challenged to jump across the gap.
Jake's hotheaded brother, Zeke, a Western romance writer, returns to Sholo and threatens to kill Jake in a shoot-out at high noon.
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