Firehouse 51 is called to an airfield when a passenger jet suddenly goes silent mid-air, triggering a high-stakes emergency. Their discovery cracks open a bigger and deadlier mystery - one with consequences that could put countless lives in jeopardy.
Trailer
Notes
Episode Specific Crossovers note
Crossover event with Chicago Med (Part II) and Chicago P.D. (Part III)
Guest Cast
Cast Appearances
Episode Discussion
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Most ridiculous episode, I have ever seen, when did Chicago Fire become a science fiction??
Chicago Fire >> Med >> PD for this one guys, just a Reminder of the Crossover