Dr. Eldon Chance resolves to help Jaclyn Blackstone, a woman with a second personality, escape her abusive, crooked cop husband with the help of a dangerous, Nietzsche-quoting, antique furniture restorer known simply as D.

Chance investigates Jaclyn's last psychiatrist and a secret rendezvous with Jaclyn forces an ominous encounter.

As Jaclyn continues her therapy, Chance attempts to protect himself and his family from Blackstone’s latest round of harassments.

Chance and D begin surveillance of Blackstone, hoping to get hard evidence of his corruption. Chance’s desire to help Jaclyn veers into obsessive, making him question the mission and his own sanity.

Chance undergoes a brain scan in a bid to find a medical explanation for his uncharacteristic behavior. Meanwhile, Blackstone arrives to deliver a beatdown, and Chance teams with D to incriminate Blackstone, but their in-the-shadows mission turns deadly.

Awaiting the fallout from their last mission, Chance fears for his family’s safety. During a night alone with Jaclyn, Chance suspects his patient may not be as helpless as he believed.

Chance’s world is thrown into chaos when he uncovers the truth about the people closest to him.

Proof of Blackstone’s criminal activities comes from an unexpected source as Chance is finally poised to take down his enemy.

Chance is trained in hand-to-hand combat in preparation for a confrontation with Blackstone.

Chance struggles to understand the truth of his tragic encounter with Blackstone.

By day, Chance ministers to patients at the Victims of Violent Crime Unit; by night, he and D assault the victimizers. Detective Hynes blackmails Chance to use his skills to take down suspected serial killer Ryan Winter.

Attacked by Chance, Winter becomes a patient at the unit, with unintended results. D discovers Detective Hynes has a more personal connection to Winter’s case than he originally let on.

D gaslights Winter in an attempt to make him open up to Chance in therapy and meets a girl in the process; with D’s guidance, Nicole confronts a bully.

Chance and Hynes talk to someone from Winter’s past. D and Lorena get to know each other. Chance pushes Winter into a “limit experience” and begins to break him down. Winter makes a new friend at the unit.

With the warehouse no longer safe, D needs a place to crash. Winter turns to his coping mechanism while Chance and Hynes face a major setback in their case against him. Carl has money trouble.

Chance’s progress with Winter is interrupted. Hynes asks his friend Frank Lambert for a favor. D settles old scores. Nicole faces the music. Hynes pursues a new break in the Winter case.

Chance and D grapple with news about Hynes. Chance accuses Winter of lying to him, but Winter learns he isn’t the only one who’s been dishonest. Nicole underestimates Christina. Kirsten tracks down a lead. Winter lays a trap.

Chance discovers Lambert’s background. Kirsten asks Lambert for help. Winter is in uncharted territory. Nicole adapts to a new reality. Lorena’s past catches up with her. Chance defends his choices.

Lucy comes to Chance’s aid. Chance and D disagree on the next move. Lambert goes on the defensive. D won’t stop until Lorena is safe. Kirsten makes a choice. After a charged encounter, Chance changes course.

With Lorena’s help, Chance and D return to San Francisco to handle unfinished business. Frank Lambert has a new protégé. Chance embraces a familiar role in a new way.