Chicago Fire › Season 6

S6 E18: When They See Us Coming

When the FBI takes over Firehouse 51 for an undercover mission, Casey and Severide volunteer to assist with the investigation. Kidd attempts to help Severide come to terms with recent developments he's been managing.

Air date	Apr 12, 2018
Runtime	41 minutes
TMDB rating	★ 6.9/10