The team investigates the particularly gruesome outcome of a 21st birthday where the party plans became all but anything worth celebrating. With just a few and not easy answers as their only lead in the case, the CSis are challenged to stretch their abilities to the limit.
Elenco: Carmine Giovinazzo , Anna Belknap , Robert Joy , A.J. Buckley , Hill Harper , Eddie Cahill , Gary Sinise , Sela Ward , Emmanuelle Vaugier , Hill Harper , Robert Joy , Sela Ward , Vanessa Ferlito .