The 1966 case of woman believed lost at sea due to suicide is reopened when her remains are discovered. Meanwhile the trial of the man who attempted to kill Detective Rush begins.

The 1995 murder of an unidentified runaway is reopened when his brother presents proof of his identity.

The team reopens the 2004 case of a teen who was wrongly sent to a juvenile detention center where he was killed before Valens could make good on his promise to get him released. Meanwhile, Lilly reconnects with her former love, Saccardo.

The death of a musician in 1970 is investigated, and the musician was trying to keep his involvement with a Philadelphia Soul scene a secret from his father. Meanwhile, Lilly talks with her step-brother Finn, who is a teenager.

The team re-opens the 1944 case of a female pilot who was part of a civilian program to aid the Air Force during World War II.

The team investigates the murder of an accomplished 45-year-old Mexican-born jockey who "disappeared" within hours of losing a race he’d long planned as his last before retirement.

The team re-opens the 1991 death of a talented 14-year-old rapper girl who was placed into foster care with her sister....

The team re-investigates Lt. Stillman’s cold case from 1983, the death of a Chinese-American teen whose girlfriend had been killed by Chinese gang members only three months earlier...

The team re-opens the 1999 case of a high school debate champion whose death was originally ruled as a suicide.

The 1999 death of a high-school debate champion, which was originally ruled a suicide, is investigated after new evidence suggests he was murdered. The probe reveals the victim received a scholarship at a top private school and died shortly after losing a debate at the competitive campus

The team re-opens the murder case of a Green Beret's recruiter when he provides an alibi for the man earlier believed to have been the person murdered for stolen jewelry. '

The 1974 murder of a private investigator is reopened after discoveries about his last clients are uncovered. '

The 1983 murder of a graffiti artist is reopened and meanwhile Rush, Miller, and Valen's all have personal and legal troubles to contend with.

The team re-opens the 1971 death of a teenage circus aerialist whose fall during mid-act might have been the result of foul play. Meanwhile, Rush uncovers what might be potential charges for another case.

While guest at a wedding the team begins to investigate the bride and whether she was responsible for killing her first fiance.

The team reopens the case of a dock worker who was moonlighting as an indy-circuit wrestler until he was shot dead in 1986, and Valens secretly looks into a lead on the man who mugged and raped his mother.

At the same time that Det. Nick Vera goes missing, the team investigates the 2006 arson case.

When ballistics tie a recent murder case of Rush's to a serial killer who was seemingly inactive for 27 years, a tough FBI agent with ties to Stillman shows up to enlist the team's aid in finding the killer who has eluded her for 30 years

After determining the serial killer's identity - and some of his likely future targets - the team and the FBI work together to apprehend him while trying to locate and protect the people he's preparing to kill

The 1969 case of a GI who was on leave during the Woodstock concert is reopened at the FBI's behest. Meanwhile agent Rush and Lily find a mutual attraction they have for each other.

The team investigates the 1989 case of a prom queen who may have been intentionally killed in a hit-and-run; Rush tries to ignore her father's requests to give her sister (Nicki Aycox) another chance.

Valens partners with Rush to locate her sister, who was abducted from her drug-littered motel room, and Jeffries tries to bring justice and closure to a long-suffering mother whose daughter's murder case has remained unsolved for 17 years