Scott Harden returns home badly injured, having been released by Los Angeles's infamous Bloody Heart Killer.

John Abbott and his wife Brooke are discovered dead in their home.

Detective Saxe arrives at Gwen's office to question her about the deaths of John and Brooke Abbott.

Scott Harden publicly names his high school teacher Randall Thompson as the Bloody Heart Killer.

Gwen meets defense attorney Robert Kavin at a bar near John and Brooke Abbott's funeral.

Gwen discovers Robert reading John Abbott's confidential patient file in her home office.

Robert decides to represent Randall Thompson in court, despite the glaring conflict of interest as the father of a victim.

Robert visits Gwen's home to apologize and formally offers to hire her to profile the Bloody Heart Killer.

Gwen studies all six victim case files and notes consistent patterns linking the killings.

Scott returns to police and confesses he was intentionally released by the killer, not that he escaped.

Gwen and Robert visit Randall Thompson in prison and Gwen speaks with him alone to assess whether he fits her profile.

A realtor discovers a hidden attic lair containing a bed, tools, and rows of amputated fingers.

Gwen races home and matches John Abbott's patient file directly to her psychological profile of the Bloody Heart Killer.

Robert confronts Gwen with a knife and then confesses he was the one who stabbed John Abbott.

Gwen and Robert meet at a bar months later, forgive each other, and she agrees to take him on as a client.

Scott Harden's unexpected return home after being held by the Bloody Heart Killer sets off a chain of events that reshapes the investigation. When Scott names teacher Randall Thompson as the killer, the case appears closed — but grieving father and defense attorney Robert Kavin refuses to accept this verdict. Robert enlists psychiatrist Gwen Moore to build a psychological profile, and together they begin to unravel the inconsistencies in Scott's story. As the evidence against Randall crumbles, the true killers are dramatically revealed to be John and Brooke Abbott — one of whom was Gwen's own patient. Robert's secret knowledge of John's guilt culminates in a terrifying confrontation at knifepoint, forcing both characters to reckon with the roles they played in the tragedy. After months apart, Gwen and Robert meet again to forgive each other and attempt to move forward.

The headline events of a serial killer investigation turned upside down.

Nita Harden hears a familiar ring at her front gate and finds her presumed-dead son Scott standing outside.

Gwen listens to a frantic voicemail from her patient John Abbott and fears he may harm his wife.

Gwen deletes John Abbott's voicemail from her phone before Detective Saxe can discover it.

Gwen's friend Meredith announces that the Bloody Heart Killer has been caught following Scott's public accusation.

Robert Kavin watches news coverage of Scott Harden's return at a bar and abruptly leaves when Gabe is mentioned.

Nita watches detectives question Scott and becomes increasingly convinced that her son is lying about his story.

Robert's law partner Martin strongly opposes Robert's decision to represent Randall Thompson in court.

Robert delivers Gabe's full case file to Gwen at her office, officially beginning her profile work.

Scott appears in news interviews demonstrating how he unlocked his handcuffs with a fork and fled the killer.

Robert meets privately with Randall Thompson in jail; Randall denies all accusations and insists someone planted the evidence.

Detective Saxe returns to Gwen's office with a warrant and reveals Peeping Tom complaints previously filed against John Abbott.

Nita secretly installs tracking devices on Scott's truck, phone, and shoes to monitor his suspicious behavior.

Robert shows Gwen his collection of personal oddities at his home and gives her a valuable emerald ring.

Gwen leaves the emerald ring behind at Robert's house and decides to quit the Bloody Heart Killer case.

Nita arrives just in time to snatch a knife from Scott as he lurks outside Randall Thompson's house.

While the main investigation unfolds, a second layer of events reveals the full scope of the story's secrets. Nita Harden's relief at Scott's return quickly gives way to a gnawing suspicion that her son is not telling the truth about his ordeal. Robert pushes forward with his defense of Randall Thompson despite strong opposition from his law partner and the damning physical evidence found at the scene. Gwen is slowly pulled deeper into the case as Robert delivers key files, Scott courts media attention, and Detective Saxe resurfaces with troubling new information about John Abbott's past. The investigation reaches a personal turning point when Robert gives Gwen an emerald ring, blurring the line between professional and personal, before she ultimately quits the case. The pool closes with Nita intervening to physically stop Scott from committing an act of revenge against Randall Thompson.

The hidden details and supporting storylines behind the Bloody Heart case.

After a session with patient Lela Grant, Gwen questions whether she has once again misjudged a patient's potential for violence.

Gwen attends John and Brooke Abbott's funeral feeling personally responsible for Brooke's death and consumed by guilt.

Gwen realizes that Robert is the father of Bloody Heart Killer victim Gabe Kavin after finding Robert's business card.

Gwen strategically declines Robert's offer to profile the killer, only to give in when he threatens to hire someone else.

Gwen notices that Gabe Kavin's death was uniquely brutal compared to the other five victims' relatively quick deaths.

Volatile patient Luke Attens refers to Randall Thompson as a pervert during a therapy session with Gwen.

Luke Attens enters Gwen's office unsupervised during a session and Gwen later discovers her wallet and keys are missing.

A chance encounter with a client at a grocery store gives Gwen an epiphany about first aid ointment on the victims' wounds.

Gwen develops a theory that the split between extreme wound care and brutal violence in the killings points to a psychological disorder.

Robert reveals to Gwen that Scott has admitted to police he was intentionally released by the killer rather than escaping.

Robert confronts Gwen the morning after they sleep together, accusing her of knowingly concealing John Abbott's dangerous nature.

Patient Luke Attens reveals that Randall Thompson raped his first girlfriend in high school, deepening doubts about Randall's true guilt.

Scott's perspective reveals he conspired with Brooke Abbott to frame Randall Thompson as revenge for Randall's past rape of Brooke.

Gwen lies to Detective Saxe at her home, claiming John Abbott died by suicide in order to protect Robert.

Robert reveals he identified John as the killer because Gabe's perfect insulin levels proved someone else had been filling his prescription.

Beneath the surface of the Bloody Heart investigation lies a series of quiet but decisive turning points that reshape everything. Gwen's growing self-doubt, first triggered by John Abbott's death and deepened by what she uncovers in the case files, pushes her toward increasingly uncomfortable conclusions about the killer's psychology. Patient Luke Attens complicates the picture by hinting at Randall Thompson's predatory past, while a chance grocery store encounter sparks a breakthrough about the crimes. Robert forces Gwen to confront her own culpability in a brutal morning-after confrontation, and Scott's hidden perspective finally lays bare the full conspiracy — his obsessive love for Brooke and their shared revenge plan against Randall. The pool closes with two defining acts of moral compromise: Gwen's lie to protect Robert, and Robert's quiet revelation of exactly how he identified his son's killer.