![](https://image.tmdb.org/t/p/original/uXZHG5DUcSpE9jWsgwF8y5QvS8s.jpg)
![](https://image.tmdb.org/t/p/w342/2yaeYNplMuLGNjBigMFsek7UZmq.jpg)
Shut It Down
A series of mysterious gas leaks has members of Firehouse 51 puzzled and spread thin. Brett’s conflicted when her birth mother gets serious about tracking her down. Severide misunderstands his role as Cruz’s best man. Mouch bites off more than he can chew.
Writing:
Stars:
- Michael Brandt
- Derek Haas
- Jessica D. Johnson
Stars:
![](https://image.tmdb.org/t/p/w300/7QFEi5mGdioTTvRjg6XJmngHWOa.jpg)
![](https://image.tmdb.org/t/p/w300/5XPo3DDJw9xzU48SEgllZKhi8jZ.jpg)
![](https://image.tmdb.org/t/p/w300/dIN1FV8gj8m9PBgqBfxBIUERy2w.jpg)
![](https://image.tmdb.org/t/p/w300/goinv0B7n61HEzyCFOEGocVxv9j.jpg)
Other episodes for this season
![Sacred Ground](https://image.tmdb.org/t/p/w300/5ri6qQWM1JgFD5rfTMN4CsD7ULH.jpg)
![A Real Shot in the Arm](https://image.tmdb.org/t/p/w300/8nf5lVP9HeXJCVWLSHMTJF1yXOn.jpg)
![Badlands](https://image.tmdb.org/t/p/w300/kA0PzKMcM8uEUauc7BddbLbQ2sZ.jpg)
![Infection (I)](https://image.tmdb.org/t/p/w300/kE5Lr3t8aurnH8zIdbFr0fR7CrI.jpg)
![Buckle Up](https://image.tmdb.org/t/p/w300/hnIH36NtsMNjmZ0c1e98sAu7agA.jpg)
![What Went Wrong](https://image.tmdb.org/t/p/w300/6A149HaBIXqsWIyjcrOuIH8sxnA.jpg)
![Welcome to Crazytown](https://image.tmdb.org/t/p/w300/rILTT2q9R6P7aKdJO4wBJCAnc9H.jpg)
![Seeing Is Believing](https://image.tmdb.org/t/p/w300/sfUYk2SV2sNyCYeyPuifh5rm6dd.jpg)
![Best Friend Magic](https://image.tmdb.org/t/p/w300/4SKuItkKIscVnspCovZUjKq41Ke.jpg)
![Hold Our Ground](https://image.tmdb.org/t/p/w300/mhEBPM5yobEgOWmyYQsK7QOGr6E.jpg)
![Where We End Up](https://image.tmdb.org/t/p/w300/TSJLBF42UnBm9SHiJXLnt1yCba.jpg)
![Then Nick Porter Happened](https://image.tmdb.org/t/p/w300/jLIF23hfpARtXoFWIVuGkh5v66R.jpg)
![A Chicago Welcome](https://image.tmdb.org/t/p/w300/yAg8Eb75fyqvObbo1oFpYeyStTd.jpg)
![Shut It Down](https://image.tmdb.org/t/p/w300/uXZHG5DUcSpE9jWsgwF8y5QvS8s.jpg)
![Off the Grid (I)](https://image.tmdb.org/t/p/w300/gf8SszES1uwu2P2AUPbBhx2x38p.jpg)
![The Tendency of a Drowning Victim](https://image.tmdb.org/t/p/w300/rHzWDlfYJZPLraz1WSXZo0JV8LL.jpg)
![Protect a Child](https://image.tmdb.org/t/p/w300/v0T5A9nVln5EQl6aWXhdEAhNSkv.jpg)
![I'll Cover You](https://image.tmdb.org/t/p/w300/2frNPwFlq8N99XdDvUdfsdUpTkg.jpg)
![Light Things Up](https://image.tmdb.org/t/p/w300/ehixcQzYZbKmP1fGZV5rXzwasJO.jpg)
![51's Original Bell](https://image.tmdb.org/t/p/w300/wMsrnnSzWV7NrtqyHQLrijNBhYO.jpg)