- 1 Reignited
The CSIs investigate when a fire chief – a friend of Mac’s – is killed in a blaze that used the same technique as a recently paroled arsonist.
Air Date: 2012-09-28
- 2 Where There's Smoke...
The CSIs rush to stop serial arsonist Leonard Brooks after he begins using fire against people from his dark past.
Air Date: 2012-10-05
- 3 2,918 Miles
The CSIs race to San Francisco in search of a 16-year-old girl who may already be dead, and the case hits home for Jo.
Air Date: 2012-10-12
- 4 Unspoken
The CSIs race to catch a shooter when Lindsay is injured during the attempted murder of a political candidate, and the events in the aftermath lead to a child’s death.
Air Date: 2012-10-19
- 5 Misconceptions
Mac investigates a 20-year-old case involving a missing boy when the prime suspect is found murdered on the anniversary of the boy’s disappearance. Meanwhile, Flack’s day off helps him deal with some lingering family issues.
Air Date: 2012-10-26
- 6 The Lady in the Lake
When two little girls are stuck waiting for their mom at the NYBPD bullpen, Adam regales them with a tale of intrigue. After draining a lake to find a murder weapon, the CSIs discover a fresh mystery: the body of a woman in a ballgown -- perhaps she's a princess?
Air Date: 2012-11-02
- 7 Clue: SI
When a psychiatrist’s patients are being systematically murdered, the CSIs are forced to play along in a game of CLUE in order to catch the killer.
Air Date: 2012-11-09
- 8 Late Admissions
The CSI team investigates the murder of Luke, and finds his death linked to the sale of performance enhancement drugs; Lindsay returns home to Montana, to witness the execution of Daniel Katums.
Air Date: 2012-11-16
- 9 Blood Out
Detective Lovato's past as an undercover officer tangles up with her present duty when one of the gang members she ingratiated herself in and developed feelings for turns up tortured and killed.
Air Date: 2012-11-30
- 10 The Real McCoy
The CSIs investigate a 1920s-inspired speakeasy when one of its owners is murdered and $10,000 goes missing. Meanwhile, Adam spends his day off in an unexpected way.
Air Date: 2012-12-07
- 11 Command+P
The CSIs are confronted with a puzzling mystery when two different victims are linked by the same unusual weapon.
Air Date: 2013-01-04
- 12 Civilized Lies
When a beloved off-duty NYPD officer perishes in a robbery, the CSIs use the art of interrogation to break down their suspects and get to the truth.
Air Date: 2013-01-11
- 13 Nine Thirteen
The CSIs investigate when a masked man is found at the bottom of a notorious skyscraper known for its history of mysterious deaths. Meanwhile, on her day off, Jo runs into a stranger with a surprising link to her past.
Air Date: 2013-01-18
- 14 White Gold
When a young pizza maker is carjacked, the CSI's must determine what the perpetrators were really after.
Air Date: 2013-02-01
- 15 Seth and Apep (2)
Mac and the team partner with D.B. Russell to outsmart Christine’s kidnappers before they run out of time to save her life.
Air Date: 2013-02-08
- 16 Blood Actually
On Valentine's Day, Mac and the team tackle three twisted tales of love gone wrong.
Air Date: 2013-02-15
- 17 Today is Life
Unrest erupts in a community where an unarmed man was shot by police which means the CSI team needs to work as fast as possible to solve the case.
Air Date: 2013-02-22