When a young, non-verbal boy is found hiding in a stranger's garage, the CSI team searches for his missing mother. Also, Max receives a strange letter with symbols in silver ink that Folsom and Allie recognize from prior crime scenes.
s02e01 - She's Gone
s02e02 - The Painted Man
s02e03 - Story of a Gun
s02e04 - Koala
s02e05 - In Harm's Way
s02e06 - There's the Rub
s02e07 - Burned
s02e08 - Grace Note
s02e09 - In the White Room
s02e10 - Eyeballs
s02e11 - Trinket
s02e12 - When the Dust Settles
s02e13 - Boned
s02e14 - Third Time's the Charm
s02e15 - Ashes, Ashes
s02e16 - We All Fall Down
s02e17 - The Promise
s02e18 - Fractured
s02e19 - Dead Memories
s02e20 - Shell Game
s02e21 - Dying Words
Facing an existential threat that could bring down the Crime Lab, a brilliant team of forensic investigators must welcome back old friends and deploy new techniques to preserve and serve justice in Sin City.