A video of Casey from the roof rescue goes viral; Mouch sets up a Little Free Library at Firehouse 51; Herrmann breaks protocol.
Director:
Matt Beesley
Cast:
Jesse Spencer
Taylor Kinney
Eamonn Walker
David Eigenberg
Joe Minoso
Christian Stolte
Kara Killmer
Miranda Mayo
Annie Ilonzeh
Alberto Rosende
Anthony Ferraris