The Best Episodes Written By Krystal Houghton Ziv

During a routine traffic stop, a police officer is murdered and now Horatio and the team must track down the killer. The only witness to the murder is a civilian who was doing a ride-along with the officer, but who is now missing. Roadside evidence leads the CSIs to Missy Marshall, a teenage girl who was with the killer at the time of the murder. However, as the team searches for the civilian and the killer, they find that Missy may have been more involved with killer and the shooting than she is admitting. Meanwhile, Horatio and Rebecca's relationship is in jeopardy when they don't see eye to eye on a case.

Four interconnected characters navigate the aftermath of the Purge over the ensuing year.

Marcus navigates a prank war between the Rats and Legacies, as everyone prepares for the big dance.

As Purge Night rages on, Esme, Ryan, Marcus and Ben fight for their lives and their loved ones.

Miguel and Penelope hike the forest. Jane must endure David's party. Rick doubts Lila's intentions.

Jane must leave the office while Lila consoles Jenna. Penelope is thrust into the Carnival of Flesh.

The party turns deadly, causing the police to arrive. Ramsey and Garrett encounter something strange in the woods. The pack visits a former firefighter, Malcolm, to get answers about the wildfire.

Taken into questioning by Ramsey and her team, Everett, Blake, Luna, and Harlan construct an alibi. Luna and Harlan make a startling discovery when they defend Everett from their first terrifying sighting of the creature.