Bex and the team track the brilliant and beguiling Jenna Wells, the notorious Killer Chemist whose therapy in the Pit has made her even more dangerous and deranged.

Bex and the team must hunt down escaped inmate Xander Wax, a killer with a knack for poisoning through unpredictable methods. Things back at the Command Center come to a head.

Bex and the team hurry to catch Elliot Carr, a high-end shoemaker and serial killer known as the Connecticut Cobbler. Elliot has a fresh approach that the team must figure out before more people find themselves flayed.

Serial killer Byron May is back on the streets and secretly living inside someone else's home. With his new skills resembling the currently incarcerated Eastside Ripper, suspicions abound as to whether the wrong man might be in prison.

The team races to find Nancy Albright, a person with a drug addiction searching for a new type of high. Back at the Command Center, the team is also forced to come to terms with new revelations about once-trusted individuals.

Bex must fight to have the Hunting Party team reinstated so that they can catch the infamous "Boogeyman" killer, Ron Simms (guest star Eric McCormack), who targets women searching for love.

In order to hunt down Adrian Gallo, a serial killer who preserved his victims in resin, Bex works alongside a detective (guest star Niecy Nash-Betts) from the dangerous escapee's past.

When a massive explosion at a top-secret prison known as the Pit allows notorious serial killer Richard Harris to escape, disgraced FBI agent Bex Henderson is called back into action to hunt him down before he kills again.

Clayton Jessup, a deranged serial killer who targets happy families, is on the loose and looking to kill again. The team must race against time to stop him before it's too late. Bex learns who she can and can't trust.

Bex and the team race to catch Mark Marsden, known as the Widower, a handsome and charming serial killer who murdered three of his wives in cold blood. Everything changes when Mark decides to take a new bride.

Arlo Brandt, a hoarder-turned-serial killer, emerges from the Pit with newly found purpose. As Arlo hunts for innocent victims, Bex and the team must get inside a deranged mind.

Haunted by the voice of her mortician father, Colette Akins terrorizes the community where she once lived. Bex and the team discover a strange connection that all of Colette’s targets share.

The student becomes the master when an escaped serial killer from the Pit decides to adopt another inmate's style of killing as a way of paying homage to them.

Two decades after his apparent death, cult leader and serial killer Noah Cyrus appears on the doorstep of one of his followers. Against the clock, the team races to stop Cyrus' plans.