Season 3 begins with Grace investigating an antigovernment faction and trying to form an alliance with a young female drug user (Yaani King) who shares a connection with angelic Earl. But Grace's haphazard investigation goes awry, resulting in an injury to the woman. Meanwhile, Grace and Ham get caught in an embarrassing situation; and Butch offers surprising news.
Grace and her team scrutinize the puzzling suicide of a court reporter, only to suspect that the crime was staged. Elsewhere, Grace tries to form a bond with Neely, despite the young drug abuser's fragile physical state; and Rhetta is on the verge of losing something very dear to her.
A case turns explosively personal for Grace when a bomb detonates at her brother's church. Meanwhile, family problems haunt Rhetta, who seeks comfort by searching for a nostalgic time capsule she and Grace buried as children. And Grace keeps a bedside watch on Neely.
The team focuses on a series of home invasions. Elsewhere, Grace encounters a downcast angel named Matthew (F. Murray Abraham), who tempts her with an intriguing offer.
In a case that sorely challenges Grace's spiritual beliefs, the team scrutinizes the slaying of a Hasidic Jew found near a herd of deceased cows. Elsewhere, Grace continues her efforts to establish a rapport with Neely; and Ham's sister-in-law grapples with her husband's death. Mayim Bialik and Michael Lerner guest star.
Grace pursues a rape and kidnapping suspect on foot---only to suddenly vanish, ostensibly as the suspect's newest victim. Ham, Rhetta and even the angelic Earl desperately set out to find her.
The team investigates the shooting death of a 99-year-old man---an act possibly modeled after a crime committed in Tulsa years earlier. Meanwhile, Bobby sets out to reconnect with his father (Wes Studi); and Grace chances upon Rhetta's husband in a compromising situation.
Butch's reporter girlfriend (Erin Cahill) hopes for a big national scoop when she covers the bizarre slaying of a drug-company whistle-blower. Elsewhere, Grace's brother suspects that his neighbor is hiding a dead body in his house; and Johnny hopes to finally meet Grace's last-chance angel.
Hushed and harbored secrets are exposed when the team explores the death of a parole officer. Meanwhile, Grace teams with her brother in a search for Earl-connected addict Neely. And serious home troubles compel Rhetta to make monumental life changes. Clea DuVall guest stars.
Grace digs for clues after a distinguished doctor kills an intruder in his home, but the doctor's version of events raises questions. Elsewhere, tension between Rhetta and Ronnie reaches the breaking point; Ham surprises Grace with big news; and Earl instructs Grace to help Neely.