When an angel falls from the sky, Crews and Reese's murder investigation leads to a slippery Russian gangster.

Prices aren't the only things falling when Crews and Reese investigate a man's death in a mall the morning of Black Friday.

A food bank delivery man is found murdered and buried up to his neck, surrounded by flower petals in a backyard. Crews and Reese believe the incident may be related to a cult from the 1970s. Crews confronts Mickey Rayborn, despite warnings from the FBI.

While investigating a triple execution-style homicide, Reese and Crews go up against an old nemesis, a Russian mob boss who has woven a deadly and wicked web.

After a Space Shuttle pilot is found shot to death after managing to land his private plane, Crews and Reese must determine if it was suicide or murder.

Crews and Seever are under pressure to solve the murder of an assistant coroner; a murder that if left unsolved, could jeopardize all of their closed cases.

When Roman wants to trade Reese for Rayborn, whom he's convinced is still alive, Crews launches a covert crusade to find his partner, which brings him answers to long-standing questions along the way.