After completing his 15 year prison sentence, an ex-con tracks down his former partner, now known as Carrie Hopewell, in Banshee County Pennsylvania who it turns out is now married to the local DA and has two children. He takes her at her word when she says she doesn't have any of the cash they stole. Later at a roadside bar, he meets the county's new Sheriff, Lucas Hood who has literally just arrived in town and has yet to meet anyone. When Hood is killed during an attempted robbery, the ex-con assumes his identity. The town's youthful mayor wanted to bring in an outsider as Sheriff to deal with their local power broker, Kai Proctor, who seems to have everyone else in his pocket.

Kai Proctor begins the process of co-opting Sheriff Hood but Lucas isn't biting. Lucas continues to build his cover and Job confirms that the real Lucas Hood has few friends or relatives who may blow his cover. Siobhan Kelly realizes that Lucas seems to know little about police procedures. Carrie Hopewell's daughter Deva is definitely getting in with the wrong crowd. Hanson has organized a rave in a vacant barn without Proctor's knowledge. The police raid the rave - the sole purpose of which is to sell drugs to teenagers - but Lucas' approach to shutting it down is somewhat unconventional. Proctor has his own way of dealing with Hanson.

Anastasia breaks into her father's extremely secure home to make a deal for her safety. Proctor and Longshadow make a deal to build a hotel on the reservation. Hood performs his brand of an arrest on a rapist, ultimate fighter champion.

Lucas sets off an alarm while trying to steal a painting from the Harrisburg State Museum. He contacts Job to help him break out. After getting video proof that Proctor killed Hanson, Lucas arrests him. However, the Moody's get in the way.

A motorcycle gang invades Banshee. They attack Carrie and Sugar at the town Spirit Festival. The killing of one of the bikers by Deputy Kelly during the attack triggers a chain of violent events.

An ex-prison mate friend of Sheriff Hood named Wicks shows up unexpectedly in Banshee. Wicks causes Hood to remember all the pain and torment he went through in prison. Proctor blackmails the local Reverend to sale his house.

Ana makes arrangements to kidnap Hood and leave him for Rabbit to find. A drugstore hold-up turns into a hostage situation at the local high school. Job frees Lucas in time for him to save the students in the school, including Deva.

Olek finds Ana and Hood in Banshee. The ensuing showdown results in dire consequences. George seeks answers for Carrie's behavior. Rebecca is shunned by the Amish. Proctor pleads with his aunt and father to take her back.

Hood rushes Ana to the hospital after finding her badly beaten and suffering. Rabbit comes to Banshee. An injured and distraught Ana rushes to find her children. However, she is too late to prevent Rabbit from kidnapping Max.

Rabbit sends a hit squad after Lucas. He is saved by an unlikely ally. Lucas makes a decision that will have dramatic consequences on many people in Banshee. Job, Carrie, Sugar and the three deputies go after Lucas.

The fallout from the rescue of Sheriff Lucas is at hand. Special Agent Racine is in town to investigate. He holds a hearing for all involved. Carrie is not allowed to see her children. Job, Lucas, Sugar, and Carrie rob an armored truck.

Carrie Hopewell has her trial. She is sentenced to 30 days in prison. DA Hopewell does nothing to help. Tensions between the Longshadow's and Proctor's intensify. Deputy Kelly's abusive ex-husband returns to town with extreme consequences.

A young Kinaho girl is murdered on Amish land. She was seeing Soloman, the little brother of Rebecca. Hostilities ensue between the Kinaho and the Amish. Proctor comes to the aid of his people. Hood has a surprising visitor from his past.

Lucas questions an Amish teacher who is known to be violent and somewhat radical. Chayton attempts an escape while being transported. Proctor uses his special brand of magic to find his nephew. Nola delivers final justice for Lana Cleary.

Carrie is let out of prison. Lucas is waiting on her. They take a detour to the house they talked about so long ago. They are not alone in their dream. Someone has followed them there. Is it Rabbit? Is it Gordon? Is it Agent Racine?

Gordon and Deva find that they need Carrie in their lives and Rebecca receives a lesson in loyalty from Proctor. Meanwhile, Jason Hood's past catches up to him.

Hood goes after Proctor with a vengeance after he discovers that Proctor was behind Jason's death. Max has a severe asthma attack. Gordon and Carrie discuss their options. Alex Longshadow faces a no-confidence vote by the Tribal Council.

Job gets a lead on the whereabouts of Rabbit. Lucas arrests Proctor, but is the cost worth it? The skinheads look for payback against Emmett for that beat-down he gave them previously. Carrie gets the money for Max's treatment.

Rabbit is hiding in a New York church. Job pays him a visit. Burton does what he does best. Another revelation in the Hopewell household will test them all. Lucas and Carrie prepare for a grand face-off in NY. Emmett's fate is revealed.

Proctor gets out of jail. With Juliet gone and Alex visiting the slaughter house in his absence, Rebecca's allegiance is in question. Lucas and Carrie use memories of the past to fortify themselves for the battle with a merciless Rabbit.

With Rabbit dead and Emmet's death avenged, Banshee has since been nothing but a quiet town. But things begin to change when Hood eyes a risky new job, as Chayton returns railing the Kinaho to war.

Nola returns to Banshee. Proctor's mother ails from a disease. Carrie must choose between the heist and her relationship with Colonel Douglas Stowe.

Nola and Burton have a bloody confrontation. Tommy defies Chayton's orders and attacks Proctor's club. Hood's secret is threatened when a FBI agent shows up at his door, as someone close to him discovers the truth.

Carrie quits her job at the diner. Deva steals from a video game store. After Siobhan's discovery, Lucas decides to kill Proctor before leaving Banshee for good, with unforeseen consequences.

Cadi becomes a war zone when Chayton and the Red Bones attack the station with Hood, Brock, Proctor, Siobhan and the others trapped inside.

Hood copes with Siobhan's death. The FBI takes over in the hunt for Chayton. A wedge is driven between Proctor and Rebecca.

Chayton receives aid from an unexpected source. Gordon and Carrie break Deva out of a party. The night of the heist on Stowe's base arrives, but Hood's hallucinations with Siobhan might put the plan at risk.

Hood and Brock track down Chayton to Louisiana. Rebecca makes new enemies for her uncle. Colonel Stowe prepares his revenge for the robbery at the base.

Proctor is captured and tortured. Gordon makes a difficult decision about Deva. Bunker goes after his former gang. Job, Sugar and Carrie are taken by Stowe and his mercenaries.

Hood joins forces with Gordon to save his friends from Stowe. Meanwhile, Proctor heads to Philadelphia to settle the score with Frazier, as Bunker is set on his personal revenge against his brother.

A New Challenge for Banshee PA's Crew of misfits as season 4 opens to heightened problems needing to be fixed on both sides of the Law. New this season, Eliza Dushku (Dollhouse) hits the scene and the hunt for Jobe ensues from S3 cliffhanger finale. Officer Hood, Carrie, Proctor, and the gang all return for a climactic, all or nothing run taking the 'fun' in dysfunction... To the extreme.

Carrie turns vigilante, while Brock suspects Lucas in the serial killings.

Job is being tortured. With help of Fat Au, Carrie and Hood find the man who took Job from the camp. Kurt and Maggie continue their relationship. The Bowman request their daughter's body. Brock makes an arrest in the Bowman case.

Hood has been arrested for Rebecca's murder. FBI agent Veronica Dawson has come to Banshee to take over the serial killer case. Carrie attacks a Proctor drug processing factory. Another woman has been taken. Job's nightmares continue.

Proctor takes his anger out on the Amish. Watts has plans to take the Brotherhood in a direction that angers Calvin. Dawson and Hood roust an S&M club. Cruz starts to suspect Carrie as the vigilante. Lotus publicly calls out the killer.

Maggie makes a bold decision, Hood and Veronica get a big lead, Carrie gets visited by unexpected guests.

After receiving the voice message from Veronica, Hood and Brock go out looking for her. Meanwhile things get more heated between Calvin and Proctor.

Proctor has to deal with an angry brotherhood, Calvin faces Kurt, while Hood and Veronica come to a big realization.

Job is being tortured. With help of Fat Au, Carrie and Hood find the man who took Job from the camp. Kurt and Maggie continue their relationship. The Bowman request their daughter's body. Brock makes an arrest in the Bowman case.

Rabbit is hiding in a New York church. Job pays him a visit. Burton does what he does best. Another revelation in the Hopewell household will test them all. Lucas and Carrie prepare for a grand face-off in NY. Emmett's fate is revealed.

Hood goes after Proctor with a vengeance after he discovers that Proctor was behind Jason's death. Max has a severe asthma attack. Gordon and Carrie discuss their options. Alex Longshadow faces a no-confidence vote by the Tribal Council.

Proctor gets out of jail. With Juliet gone and Alex visiting the slaughter house in his absence, Rebecca's allegiance is in question. Lucas and Carrie use memories of the past to fortify themselves for the battle with a merciless Rabbit.

Lucas sets off an alarm while trying to steal a painting from the Harrisburg State Museum. He contacts Job to help him break out. After getting video proof that Proctor killed Hanson, Lucas arrests him. However, the Moody's get in the way.

The fallout from the rescue of Sheriff Lucas is at hand. Special Agent Racine is in town to investigate. He holds a hearing for all involved. Carrie is not allowed to see her children. Job, Lucas, Sugar, and Carrie rob an armored truck.

After receiving the voice message from Veronica, Hood and Brock go out looking for her. Meanwhile things get more heated between Calvin and Proctor.

Hood rushes Ana to the hospital after finding her badly beaten and suffering. Rabbit comes to Banshee. An injured and distraught Ana rushes to find her children. However, she is too late to prevent Rabbit from kidnapping Max.

Chayton receives aid from an unexpected source. Gordon and Carrie break Deva out of a party. The night of the heist on Stowe's base arrives, but Hood's hallucinations with Siobhan might put the plan at risk.

With Rabbit dead and Emmet's death avenged, Banshee has since been nothing but a quiet town. But things begin to change when Hood eyes a risky new job, as Chayton returns railing the Kinaho to war.