Wynonna faces her most dangerous opponent as something tries to break in to the Triangle. Meanwhile, Waverly learns about her past and Xavier is arrested for treason.
Bobo prepares for his plan to leave the Triangle during the Winter Solstice. Meanwhile, Wynonna doubts herself when she realizes that the power of the Heir has transferred to Willa.
Wynonna and Waverly deal with the return of their sister, Willa, while mercenaries attack the homestead. Meanwhile, Doc tries to leave Purgatory but a stranger named Juan Carlos has other plans.
Wynonna and Xavier go to the Pine Barrens to find a weapon that can be used against Bobo. Meanwhile, Doc gets a gift, and Wverly discovers that he's planning on leaving Purgatory.
As Wynonna engages is sex, drugs, and rock and roll after defeating the Seven, Waverly makes a confession to Nicole. Meanwhile, Doc tracks down Constance, who is trying to leave Purgatory with one of her sons.moreless
A cannibal revenant preys on the people--and revenants--of Purgtory. Meanwhile, Xavier seeks out the drug he needs for his addiction, while Waverly discovers what Curtis left for her.
Xavier convinces a judge to let them search Bobo's place and turn up nothing... except a revenant willing to help them find the remaining members of the Seven.
A vengeful revenant forces his victims to face their most unforgiveable sin and obtain forgiveness... or die. Meanwhile, Doc proves his worth to the Earps.
Waverly suspects the truth about "Henry"'s identity. Meanwhile, Wynonna and Xavier go after a trio of revenants who are collecting rarities... so that they can leave the Triangle for good.
The revenants' leader, Bobo Del Ray, has Doc prove that he's with them. Meanwhile, Waverly wants to work with Black Badge, while Xavier discovers that Wynonna doesn't do well with following orders.
Alec decides to meet Jason's mother and Kiera learns what the machine will be used for. Kellogg discovers what his future doppelganger has planned in the present and asks Kiera to help stop him.moreless
Jim investigates the death of a witness inside the station house, and quickly realizes that it's an inside job. When no one on the force can help him, he turns to Oswald for help. Meanwhile, Oswald shows his mother his new club, and Bruce returns from Switzerland and seeks out Selina.moreless
While Norma tries to regain her relationship with Norman, Romero sees whether a former colleague can help him.
While Romero continues to investigate Miss Watson's murder, Dylan is presented with a difficult choice and Norman distances himself from his mother.
As the sheriff collects new evidence on Miss Watson's killer, Norma starts to lose faith in her son. Meanehile, Zane threats Dylan and Norman's friendship with Cody is put under even greater strain.moreless
Norma makes a deal to help prevent the bypass and Cody is trusted with a secret. Meanwhile, Dylan is put in danger as the drug war continues.
Caleb's presence causes Norman concern and leads to Dylan questioning his loyalty to Norma and Norman. Meanwhile, Norma is invited to join the White Pine social scene and Romero realises he is in the middle of a drug war.moreless
When Norma's brother, Caleb, appears, Dylan must help build bridges. Meanwhile, Norman gets to know a townie girl and Norma's battle to stop the bypass gets a new ally.
Norman is encouraged by his mother to join a play and asked for help by Bradley. Also, Romero is under pressure to identify the murderer.
Det. Kennex and Dorian track down the murderer of a "chrome" who, in his quest for perfection, is tapping into the DNA of his victims via a pinprick on the back of their necks.moreless
During Sandra Panitch's trial, Gus and Shawn investigate the murder she allegedly committed.
A deadly illness sweeps through Starling City. When Diggle is struck down, Oliver confirms that the source of the illness is a new version of Vertigo. Tracking down a lead, Felicity is soon captured by The Count, who has escaped prison. Meanwhile, Moira fights for her life in the courtroom against a death sentence, and Laurel is forced to prosecute her when DA Donner is stricken down by the same illness.moreless
Officer Lance asks the Arrow for help in stopping a serial killer who goes after women, and Felicity volunteers to help. However, when their trap fails, the killer captures Laurel. Meanwhile, DA Adam Donner seeks the death penalty for Moira, and Oliver recruits Roy to help him find the Canary.moreless
Rebecca, Doc and Hauser search for an unknown '63 who's returned more violent than before.