In the first part of a crossover with "Chicago P.D.," a spate of robberies comes to light after a firehouse lockbox key goes missing. CPD's Voight has suspicions that a firefighter may be involved, and with Boden's support he recruits Cruz to go undercover and help sniff out any suspicious activity.

Starring:

Charlie Barnett, Christian Stolte, David Eigenberg, Eamonn Walker, Jesse Spencer, Lauren German, Mo Gallini

Genre:

Drama