Mr. Mercedes

Hodges launches an investigation into the murder of local author John Rothstein.

Lou continues to be haunted by Brady as she prepares to undergo an evaluation of her mental competency.

Holly visits Lou ahead of her psych evaluation; Jerome uncovers an unexpected connection to Ida.

Alma and Morris zero in on a suspect; Hodges feels guilty about Lou; Lou's trial officially begins.

Alma approaches Marjorie Saubers; Holly and Finkelstein grow closer.

Alma scares Pete and instructs Morris to do the same; Hodges and Jerome fear for Holly.

Jerome finds a connection between Alma and Rothstein; Hodges goes to visit the Saubers family.

Holly moves in with a questionable roommate; Ida goes to Hodges for advice.

Hodges and Jerome make a breakthrough in the Rothstein case; Holly receives a strange inheritance.

Hodges receives an unexpected call; Pete comes up with a plan; Morris feels the heat.