Kenny joins Drew at his MMA veteran's support group. Jordan and Cain treat casualties from a hotel fire, and Shannon uses her instincts to help save a young victim.
A cocky stand-up comedian named Adam Spence gets a shock after a show when he finds the body of a three-year-old girl in the parking lot. As Jim Brass appeals for information in an attempt to try to find out the girl's identity, the CSI team analyse the box her body was found in as they look for evidence that could help find the killer.