Melissa Ponzio

Former bartender Roxy LeBlanc moves her family to her new husband's army post in Charleston, South Carolina. How will the tough Alabaman go down with the other military spouses?

Severide gets angry at Cruz when he feels his orders were disobeyed in the field. Boden reconnects with an old high school friend during a call to a house fire. Herrmann has issues when one of his favourite knick-knacks from Molly's goes missing.

Boden pushes his team to pull it together in the aftermath of the explosion, Casey works to track down a missing Severide, Newhouse brings news about one of Mills' relatives and Herrmann and Otis come up with new goals.

A mysterious caller who is in danger relies on Kidd to help save her and her brother; the firehouse helps Cruz get ready for fatherhood.

Rick and the group are as close to an ideal life as possible at the prison.

As the group faces a brand new enemy, Rick and the others must fight to protect the livelihood they worked so hard to create at the prison.