Watch Chicago Fire Online: Season 4 Episode 15

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We have a newbie!

On Chicago Fire Season 4 Episode 15, there was a new firefighter added into the mix, but she brought a lot of baggage with her. Consider us intrigued, that's for sure.

Elsewhere, the team responded to a suspicious call from a neighboring firehouse that led them on a dark path.

Also, Casey moves forward in his run for alderman, but did anyone have a problem with it?

Use the video above to watch Chicago Fire online and to see how each of these storylines transpired.

Then, respond to the new addition in the Comments section below.

Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.

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Chicago Fire Season 4 Episode 15 Quotes

Herrmann: I'll post a copy over at Molly's. Ten percent off all drinks for anybody who signs the petition.
Mouch: Pretty sure that's illegal.
Herrmann: Five percent then.
Mouch: Still illegal.

Cruz: Look Lieutenant, I don't feel right about putting you in the middle of this. The position of the aerial, it wasn't part of our rescue, so maybe we don't put it in, you know?
Severide: You sure about what you saw?
Cruz: 100%
Severide: Then that's how we file it.