Ali reopens a closed case when a woman who was assumed to be dead since 1982 is arrested after a routine traffic stop. The identity switch leads to someone within the police department.

When a woman's buried body is discovered four years after supposedly being kidnapped, Ali attempts to tie her death to her husband, a prominent TV news anchor.

Four years earlier, Rikki Stanfield lied to Ali about what she remembered the night that she and her best friend were attacked. When Rikki starts to remember what really happened, she begs Ali to re-open the case.

The squad investigates after they trace a homicide victim's gun to a fifteen-year-old unsolved double murder that took place in Chinatown.

After Sandy Kilkenny is arrested for attacking her husband with a pool cue, Ali is "arrested" and placed in Sandy's cell to elicit information on the murder of her husband's previous wife.

While investigating a 1995 murder, Ali and Tony come upon a new lead on a suspect in the 1968 murder of a sailor in his cheap hotel room.

Ali revisits the case of Barbara Taggert, a mother who was killed in a house fire in 1995 that was ruled an arson. Her daughter Lisa disappeared that night and was presumed abducted.

Ali and Tony examine the similarities between two cases where women were beaten and decapitated.

Ali takes on the case of a teen-aged Jane Doe, whom Tony has named "Tess," whose body was discovered 15 years earlier.

Ali investigates the 12-year-old murder of a ex-detective's daughter, which destroyed his career.

When the body of a young boy is found in the harbor, Ali tries to tie the case to the similar unsolved murder of Christopher Williams in 1977.