A Las Vegas team of forensic investigators are trained to solve criminal cases by scouring the crime scene, collecting irrefutable evidence and finding the missing pieces that solve the mystery.
A man is killed after winning a fortune and then dumping his girlfriend. So, Grissom, Nick, and newcomer to the CSI team, Sara Sidel, investigate this one. Holly Gribbs is in the hospital and Warrick is up for suspension for leaving her at the crime scene by herself. Holly later dies in the hospital, but Grissom doesn't suspend Warrick.