The body of a man is discovered buried among a pile of doll parts, leading Mac, Lindsay, Maka and Danny to one of their most bizarre crime scenes yet. (9/24)
Mac and Stella investigate after a rising roller derby star drops dead during a match. Hawkes and Danny probe the murder of a struggling novelist.
The Trilogy: Part 2. The CSIs probe a young woman's murder and discover that the victim is connected to a case worked by their counterparts in Las Vegas.
A poker player is beaten up when the other players realise he is cheating. When the host of the game is shot dead, Mac and Stella follow their only lead: the card cheat.