Two years after retiring, former homicide detective Bill Hodges is still haunted by his last case. When the demented culprit begins to torment Hodges, he embarks on a crusade to bring the killer to justice.

As Hodges struggles to maintain his sanity, both Pete and Ida take notice. Deborah worries about Brady, who gives her a window into his latest work. Hodges connects with Olivia Trelawney's sister Janey, who hires him as a private detective.

Hodges struggles with his cases at Finders Keepers, putting him at odds with a concerned Holly. Sadie senses a shift in Brady's medical state and informs Dr. Babineau. Jerome arrives home from Harvard for the summer.

Babineau divulges the details of Brady's treatment, confirming Hodges' worst fears. As news about Brady spreads, Hodges faces intense scrutiny, and Babineau and Cora find themselves in jeopardy.

The community reels from recent news about Brady, and the Mercedes Killer's future lands in the hands of the few people who have survived him.

The murder of iconic local author John Rothstein devastates Hodges. When unpublished works of Rothstein's are suspected to be stolen from his home, Hodges launches an investigation.

As she is evaluated for mental competency, Lou continues to be haunted by Brady. Morris and Alma hatch a plan to recover their spoils.

Holly visits Lou ahead of her psych evaluation. Jerome accesses Rothstein's records and uncovers an unexpected connection to Ida. Hodges and Montez look into the death of Stan McNair. Morris and Alma are caught in the act.

Alma and Morris zero in on a suspect. Jerome continues to make strides in the Rothstein case. Hodges shares his guilt over Lou's current situation with Ida. Lou's trial officially begins, and she has some suggestions for Finkelstein.

Morris can't make sense of Danielle's disappearance. Ida clocks Pete's growing appreciation for Rothstein's work. Alma approaches Marjorie Saubers. During Lou's trial, Pace calls Hodges and Montez to the stand. Holly and Finkelstein grow closer.

Alma gives Pete a scare and instructs Morris to do the same.Pete revisits the local bookstore. Hodges and Jerome fear for Holly ahead of her taking the stand.Finkelstein tells Lou that she must silence Brady. Holly and Lou deliver powerful testimony.

Jerome discovers a connection between Alma and Rothstein. After an attempt by Morris fails, Alma pays a visit to Second Story Books. Hodges visits the Saubers family and confirms their worst fears about Pete. Lou learns her fate.

Holly takes on a questionable roommate. After receiving an unexpected visitor, Ida seeks advice from Hodges. Alma and Morris decide they need more leverage.

Hodges and Jerome have a breakthrough in the Rothstein case. Holly gets a strange inheritance. Morris makes a frightening discovery.

Hodges gets an unexpected call. Pete has a plan. Morris starts to feel the heat.