This CSI miniseries finds a serial killer on the loose in Las Vegas. The CSI team soon discovers the unique aspect of the case - the killer seems to be reenacting the crimes of Jack the Ripper. Armed with the knowledge of the Ripper''s crimes, Grissom tries to prevent history from repeating itself. Complicating matters is the fact that there is a Jack the Ripper convention in town, meaning hundreds of possible suspects! The team must work fast, as the clock is ticking...