Every fingerprint, bite mark, or human toe can bring your closer to the truth in CSI: Crime Scene Investigation: Dark Motives. Along with the entire cast of CSI, you'll use a new crime lab to track down the culprits in five crimes. All the latest gadgets in forensics technology, including fingerprint dusters and enhanced microscopes, are at your fingertips. Show off your crime-solving skills as you investigate locations from the TV show.