A young jazz musician, whose father is a strict clergyman, was beaten to death by a bottle in 1970. The investigation is reopened at the request of the son of the victim. Meanwhile, an unexpected person comes to meet Rush.
The 1986 murder of a jockey is investigated after his body is discovered in a mass grave for horses. The victim disappeared shortly after after losing a race that he had planned to be his finale before retiring.
The team re investigates the death of a young man who was an outstanding debater and was being offered a college scholarship who supposedly killed himself. When someone tells them that he feared for his life.
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.
Detective Vera struggles with the guilt of wrongfully charging a father with arson and murder, succumbing to reckless behavior and a deep depression. Will the Cold Case team be able to help their colleague?
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, on Part One of a two-part episode.
Rush and FBI agent Ryan Cavanaugh discover their attraction for one another while investigating the 1969 murder of a GI at Woodstock, and Vera helps his married ex-girlfriend, Megan, after sentimental jewelry is stolen from her home.
Pictures developed from a disposable camera leads the team to reopen the investigation into the death of a prom queen, who was the victim of a hit-and-run accident. Lily's troubled sister reappears, but she is reticent to assist her.
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.