Ep 14. Playing With Matches

In CSI: NY season 4 episode 14, titled "Playing With Matches", the team investigates a series of arson cases that all seem to be linked to a young woman named Zoey. Zoey is a pyromaniac who has a history of starting fires and has recently been released from a psychiatric facility.

As the team delves deeper into the case, they discover that Zoey's former therapist, Dr. Garbett, may have played a role in pushing her towards committing these crimes. They also find out that Zoey has a connection to a wealthy businessman who owns many of the buildings that have been targeted by the arsonist.

Meanwhile, Mac reconnects with an old friend from his days as a marine, who is now the owner of a bar that is struggling to stay afloat. Mac helps him out by organizing a charity event at the bar, which ends up being a huge success.

As the investigation continues, the team uncovers a shocking twist that ties all of the various threads of the case together. In the end, they are able to identify the true mastermind behind the arson spree and bring them to justice, while also helping Zoey get the mental health treatment she needs.

Overall, "Playing With Matches" is an intense and suspenseful episode that showcases the skills of the CSI: NY team as they work to solve a complex and dangerous case. With a strong storyline and compelling characters, it is a standout episode in the show's fourth season.