Sheryl reaches her breaking point with Leland.

Sister Andrea gives the team their last assessment, a man who believes his doppelganger has possessed him and has a personal connection to the nun.

The Vatican asks the team to investigate a Hawking-like genius for potential ties to the occult. David's continued aiding of the Entity produces physical effects, and he and Sister Andrea say goodbye to St. Joseph's. Meanwhile, Leland returns home, where David confronts him.

Kristen, David, and Ben look into a possible werewolf attack that isn't what it seems. Andy grapples with his mysterious trauma, while Ben uses science to solve his Jinn problem.

An ominous countdown begins after the Bouchard girls start a new game on their VR goggles. The Entity moves to stop the Sixty, despite Sister Andrea's warnings. The team receives an offer they never expected. Kristen faces a final threat as Leland takes matters into his own hands.

Sheryl takes action to prevent a catastrophic event.

The team looks into bizarre text messages. Sheryl tries to beat Leland.

The team visits the Vatican as sinister forces besiege the Bouchard house.

Ben begins to question his sanity, impacting his relationship with Renee.

Kristen must protect her family. Sheryl and Leland's war peaks.

Andy is pushed to deadly measures as the team investigates a speech demon.

Sister Andrea’s career and sanity are on trial as she battles Leland. Meanwhile the team investigates an alleged angel sighting.

Kristen's surrogacy faces complications, and the team visits a pig farm.

The team receives disappointing news. Kristen meets mysterious stranger Ellie, who claims to be an old friend of Sheryl's. A game between the two reveals disturbing information about Kristen's future...and about Ellie herself.

After the shooting of an unarmed woman, the team is tasked with investigating the police officer who pulled the trigger.

Kristen learns the details of Leland's evil scheme involving her ovum, and Sheryl's involvement in the plot increases the tension between mother and daughter. Meanwhile, David, Ben, and Kristen are sent to investigate a particle accelerator suspected to be a gateway to Hell.

When the Catholic Church asks Kristen, David and Ben to assess the veracity of a local prophetess, Grace Ling, they are shaken when they see one of her visions come to life.

Kristen, David and Ben investigate a supposed miracle when a teenage girl comes back to life after being declared dead for almost three hours; Kristen meets with her former boss and runs into Leland Townsend.

The IRS taps the team to investigate the legitimacy of a new organization seeking religious status for tax exemption.

Ben, David, and Kristen investigate the RSM Fertility clinic - since so many of their past cases have led back to the ominous clinic.

Leland assists convicted serial killer Orson Leroux with having his conviction overturned; Kristen is called into court to testify while her daughter, Laura, undergoes emergency heart surgery; David witnesses a woman's evil instincts firsthand.

Kristen, David, and Ben are sent to Cornell University, at the request of Bishop Marx, to investigate an electrode-based experiment.

When David recognizes one of the sigils in the Poveglia Codex from his father Leon's artwork, he and Kristen journey to a remote art commune to investigate its meaning and how it's related to David's family.

A single mother enlists the team to look into the potentially demonic ways the viral app TipTop is terrorizing her family.

On Halloween night, Kristen and David are sent to assess an exorcism; Ben goes on his favorite show, where he debunks supernatural finds with fellow unbeliever Vanessa.