Episode Overview
A serial arsonist cold case is reopened when Lt. Severide finds a connection to a recent salon fire. Firehouse 51 celebrates a retirement party.
Guest Stars
Daniel Kyri
Darren Ritter
Zenzi Williams
Niya Curtis
Teddy Sears
Kyle Sheffield
Erin Breen
Lt. Alexa Hubble
Randy Flagler
Harold Capp
Jeanne T. Arrigo
Jodi LaPointe
Kate Middleton
Carol Spears