Saison 4, épisode 18
On the Warpath (EN)
Sur le sentier de la guerre (FR)
Diffusé le 06/04/2016
Sylvie witnesses a murder and is threatened by the shooter not to go to the police. Firehouse 51 jumps into action when a fire breaks out at a restaurant and traps several people inside a vault. Mouch starts to get cold feet.