Wyatt Earp's great granddaughter celebrates her 27th birthday by reluctantly returning to her hometown to take on her family's legendary curse.

Wynonna attracts some unwanted attention after returning to Purgatory. At the same time, she struggles to keep her impetuous nature in check while trying to conform to the rules imposed by the Black Badge Division. In other happenings, drifter Henry makes a deal he may not be able to honor.

Wynonna investigates when a posse of Revenants go on a killing spree, which she concludes has a darker and more sinister point behind it. Meanwhile, Waverly challenges Henry's motives and sets out to unearth more of his past.

Wynonna and Dolls try to stop an invisible assailant killing Purgatory residents.

Wynonna and Dolls make a daring raid on the trailer park run by the lead Revenant. Henry comes face to face with an old nemesis.

Wynonna hunts down one of the Revenants responsible for the attack on the Homestead fifteen years earlier. Waverly unravels a mystery left behind by her Uncle Curtis.

Waverly's engagement party guests are put in danger by Henry's quest for revenge. Wynonna investigates a killer targeting young women.

Wynonna undergoes a psychiatric fitness test that she initially fails but Dolls ends up having her back after she sleeps with Doc.

Wynonna and Dolls investigate the snowy Barrens and the rumors of a bloodthirsty beast. Henry confronts his future with Waverly's help.

Wynonna puts the discovery in the Barrens behind her after a gambler is torn apart. Henry meets a mysterious stranger.

An admirer with a gruesome vendetta threatens the town. Wynonna tries to outwit Bobo Del Rey and protect Dolls.

A treachery is revealed. Wynonna prepares for her final showdown with Bobo.