The Seven go their separate ways when a Federal Marshal takes control of the town. The cattle barons band together to take the now unprotected town. The Seven are forced to reunite to save the townsfolk.

Vin is arrested by Federal Marshals and extradited to Texas for the murder he's accused of committing. Chris follows to free Vin after Vin is give to outlaw Eli Joe, the very man who framed Vin for the killing. The Seven ride to catch Eli. Meanwhile, Ezra is shocked to learn his mother is opening a hotel across the street from his newly-purchased saloon. Buck is surprised when a local girl informs him he's the father of her child-to-be.

Buck swordfights for Inez's honor when a band of men attempt to take her back to Mexico. Chris matches skills with a sharpshooting bandito.

The Seven protect Chris's former father-in-law when he runs into town with the news he killed the man who murdered Chris's family. The deceased's siblings, led by their mother, vow revenge.

The Seven protect a wagon train when the settlers are threatened by a demanding gold-hunter who claims he owns the land. Vin falls in love with Charlotte, wife to the abusive wagon master. Chris, Vin, Buck, and Ezra ride to rescue Charlotte after she's kidnapped and held ransom. Buck and Ezra try to win a widow's hand by charming her pudgy young son.

The boys continue to protest the wagon train from Dicky O'Shea and his dynamite expert. Vin and Charlotte return to the group and face the wrath of her husband, to warn of an impending attack. Mary decides to marry Gerard, reasoning that Billy needs a father.

Nathan's father, Obadiah, is brought to town to stand trial for the murder of his former owner. The Seven are assigned the task of protecting Obadiah from the raging mob crying for vengeance. Ezra's mother is arrested for stealing a set of cufflinks. She claims Preston Wingo, the owner of said cufflinks, planted them in her satchel to try to get her to accept his offer of marriage.

The Seven investigate possible abuse of Chinese laborers by railroad foremen. Ezra buys a Chinese girl to stop her from being abused. Buck purchases a love potion to win Inez's heart.

J.D. foils a bank robbery but unwittingly shoots and kills an innocent bystander. Tormented by his failure, J.D. decides to quit and go home. Meanwhile, a legendary criminal, Achilles, vows revenge for the death of his brother in the bank holdup. Vin asks Mary to teach him to read.

A traveling detective targets Josiah as the main suspect in a series of murders. Nathan's Indian friend, Rain, visits with the news that she's about to marry.

Two female bounty hunters come to town to hunt down a wanted criminal...or are they outlaws themselves, searching for stolen loot? Only time will tell. J.D. is in hot water with Casey when he's attracted to one of the women.

When Chris meets an old flame, we find out more about the events that led up to the death of his wife and son.