Description by couchtuner for CSI: Crime Scene Investigation Season 13 Episode 21 : The whole team is on the case when three students go on a ghost hunt in an old slaughterhouse, and two turn up dead. Believing there is a connection to an old case that took place 18 years ago in the same slaughterhouse, CSIs soon find that there was more of a connect then they thought.
Watch It Here :CSI: Crime Scene Investigation Season 13 Episode 21 Ghosts Of The Past
