When the remains of a young black man and a white woman are found under the foundation of a building, Rush and Valens discover that not only did the two go missing in 1969, but that they may have been killed professionally for their work in an underground abortion clinic.

When the son of a murdered high-school basketball star receives a death threat, Rush and Valens reopen the 1987 case of Herman Lester who was stabbed to death only hours after leading his team to win the state championship.

The team reopens the 1985 case of a wealthy stock broker. At the time it was deemed that Charles Danville was killed when someone attempted to steal his car, but new evidence suggests that he may, in fact, have been murdered.

The 1999 drowning death of a military academy's swim coach, which was originally ruled as accidental, is reinvestigated after the homicide division receives a note that suggests it was murder. Back at the office, Valens searches for Elisa after she goes missing.

When DNA evidence reveals that a wrong man was convicted for killing 15-year-old Eve Kendall back in 1986, the team re-opens her case in an attempt to find the real killer.