A bestselling mystery author is murdered. Meanwhile, Det. Lucas' personal life suffers; and Angie receives a welcome surprise.

A murder with a familiar signature could mean a woman was wrongly convicted of a crime.

Angie partners with an international agent to investigate the murder of a British politician's son.

A father is murdered and his daughter is kidnapped; Angie continues on the Neville Montgomery file.

Angie fills in as staff sergeant while investigating a football player's wife's murder.

The murder investigation of a suburban mom takes a turn when her child is abducted.

Angie stays with a soldier who demands justice by taking the bullpen hostage.

Detectives Flynn and Vega investigate the death of a mortgage broker who was found strangled in his office parking lot.

Angie and Vega investigate a possible suicide in the Season 2 premiere. Meanwhile, former undercover detective Mark Cross takes over as the Metro Police Department's new commander, and it turns out he has a connection to Angie's past.

Flynn and Vega investigate the drowning death of a socialite, and an unlikely party becomes a suspect in the case. Meanwhile, tensions between Flynn and Sgt. Cross escalate.

A case hits close to home for the Homicide team when the victim is one of their own, coroner Dr. Matthews. Detectives Angie Flynn and Oscar Vega lead the investigation with dogged determination, and Dr. Rogers honours the memory of her friend by taking his place in a high-profile trial, only to discover that Dr. Matthews may not be the person she thought he was. Meanwhile, Sergeant Cross blurs the line between professional and personal, which doesn't sit well with Angie.

Flynn and Vega are pulled away from Vega’s fathers wedding to investigate a skydiving jump gone wrong. While working the case, Angie makes an effort to regain Vega’s trust by sharing a sensitive file that contains information on Sgt. Cross.

A man is trampled by his own horse, and the detectives suspect that the death was a homicide. Meanwhile, Vega discusses his concerns about the upcoming League of Nations Trial with Sgt. Cross; and Angie has a confrontation with prosecutor Samantha Turner.

The detectives' investigation into the murder of a high-end call girl is complicated by the revelation of her shocking double life, while Angie tries to adjust to Lucas being the primary investigator and becomes distracted when surprising details of the Montgomery case come to light.

The team discovers two bodies at a surgical clinic; Angie is afraid someone's following her.

A woman is murdered with what appears to be a medieval weapon.

Three years after a killer gets away, the team reunites to close the case.

Flynn and Vega identify a suspect in the death of an executive assistant, but there appears to be no motive.

The first season ends with Angie's son Manny preparing to leave for college. Meanwhile, an investigation into the murder of a teenage boy is linked to a past homicide that sparked Angie's interest in police work.

While Detective Angie Flynn and Staff Sergeant Vega adjust to his new role, the suicide of an officer with whom Angie and Detective Brian Lucas worked on a crime scene turns the team’s investigation into a hunt for a cop killer.

The team goes after a killer who is spreading a lethal pathogen across the city.

Detectives Flynn and Vega investigate a hit-and-run accident that resulted in the death of a teenage girl.

The murder of a limo driver leads detectives to a waitress who cons her prey to steal, lie and kill.

After a lawyer is murdered, his wife, who receives a $1 million life-insurance payment, is the prime suspect.

Flynn and Vega investigate the murder of a health food guru, while Manny tries to get better grades.