Wynonna and her friends try to rescue a seemingly mutated Dolls and meet a new ally. Meanwhile, Lucado prepares to send Dolls to a black site - permanently. There may be more to Waverly than meets the eye.

Doc and Wynonna meet up with some old friends. Meanwhile, Doc makes a deal with Lucado after he becomes a businessman, and Waverly and Nicole have their first fight. While Waverly's change accelerates and Doc makes a dangerous deal, Wynonna must fight spider creatures.

Doc and Rosita continue trying to reverse-engineer the serum. Meanwhile, Wynonna deals an angry Marzanoik, a djinn-like demon, going after the Class of 2007 hockey team to collect its due.

A demon steals a case from a Black Badge courier containing a "super weapon," and Waverly agrees to go undercover to recover it. Meanwhile, Wynonna brings dolls to Doc and Rosita so that they can administer the cure, and convinces Jeremy to help them.

Wynonna struggles against the passenger demon, and Waverly realizes that there's only one way to save her. Meanwhile, Dolls and Lucado form an uneasy alliance to sop the demon from spreading throughout Purgatory.

The Widows place Purgatory under a sleep curse so that they can recover the second seal, and Wynonna and her team try to stop them before it's too late.

While Wynonna takes Nicole to a strip bar to find out who the father of her child is, Doc, Dolls, and Jeremy deal with ghostly gunfighters from Doc's past.

With Juan Carlo's help, Wynonna travels into the past to learn the origins of the Earp curse... and the origins of two of her enemies. Meanwhile, Waverly, Nicole, and Rosita prepare to throw Wynonna a baby shower, and Wynonna continues to deal with her coming motherhood.

Under the influence of a demon spell, Wynonna and Doc say what's really on their minds. Meanwhile, Waverly and Rosita bond over a spa night, and Dolls and Jeremy go Widow-hunting.

The team tries to save Nicole after she's bitten by a Widow. Waverly makes a deal with an Iron Witch, while Jeremy tries to create an antidote using Dolls and Rosita as guinea pigs. Meanwhile, Wynonna and Doc try to track down Beth, who has abducted Nedley.

In the new reality, Waverly is getting married, Doc runs the revenants, and Dolls and Jeremy run the Black Badge division by themselves. Doc is the only one who remembers how things were before the wish, and must find a way to bring Wynonna back.

The team struggles against the Widows, the Order, Bobo and revenants to keep Wynonna alive, long enough to give birth to her baby.