Allie MacDonald

When a body is found in a compost heap, the victim's history of abusive behavior leads to a varied list of suspects. Walt and the team must cross county lines to track down the killer. Branch looks into Cady's abrupt departure from Absaroka County.

The team revisits a kidnapping case that Sam prosecuted, leading Hayes to question whether he should be involved in the investigation; Hayes interferes in the investigation into Wallace's professional misconduct.

Sarah forms an uneasy alliance with a former nemesis in an attempt to bring down a common enemy.

Sarah forms an alliance with a former enemy in hopes of getting to the head of Neolution. Susan leaves Rachel to make a devastating choice.

On Halloween night, Audrey, Nathan, Duke and the others are lured to an infamous Haven haunted house and become trapped inside.

Jason Miller returns to school after waking from a coma and uses his enhanced Alpha ability to control his classmates; while Dr. Rosen reluctantly teams up with Stanton Parish to bring him in, Rosen also uses the opportunity to question Parish.