Brass travels to Hollywood, California to try to track down his estranged daughter's friend, meanwhile trying to rekindle some kind of relationship with her.
The CSI team holds vigil at the bedside of one of its members who is shot in the line of duty and may not survive on the sixth season finale. Meanwhile, when evidence suggests that a small waisted man who was decapitated by a train was really a cover up for murder, the CSIs investigate the man's bizarre lifestyle of routinely wearing corsets.
E-mails and text messages trigger a mass gathering of students to perform a random task on a golf course. However, as the crowd disperses, the body of a high school student is found.
As Russell and his team investigate a series of murders, one of their own confronts peril on a dangerous undercover mission to get close to the killer. Guest stars include Eric Roberts, James Callis , Tim Matheson, Annabella Sciorra, Ozzy Osbourne, Tony Iommi, Thomas D. Clufetos Jr., and Geezer Burler. (TV-14 L, V)
D.B. Russell leads the CSI team on a hunt to find Morgan and Ellie Brass following their kidnapping by a ritualistic killer. Eric Roberts, James Callis, Tim Matheson, Annabella Sciorra and Teal Redmann guest star.