[s6e10] Slamigan | CERTIFIED | 2027 |

Bria eventually arrives at the firehouse, leading to a heartwarming reunion.

Casey steps up in a major way, convincing DCFS to allow them to become Bria's temporary guardians while her father is in rehab. This moment also allows Casey to open up about his previous hesitations, reaffirming his commitment to Dawson. Enter the "Slamigan"

Grissom isn't just there for a friendly chat; he's disappointed that Severide hasn't climbed the CFD ranks faster. [S6E10] Slamigan

With some unlikely welding help from Sylvie Brett and moral (plus business-minded) support from Mouch and Herrmann, the prototype finally comes together.

Cruz wants to weld a sledgehammer to a Halligan bar , creating a tool that allows a single firefighter to force a door open without needing a partner. Bria eventually arrives at the firehouse, leading to

The tool gets its name—the Slamigan —and is immediately put to the test during a massive chemical fire. It works perfectly, allowing the crew to contain a fire that threatened to level an entire block. Tension and Mentors

Kelly Severide faces a blast from the past when his old mentor, Chief Grissom (played by Gary Cole), visits the station. Enter the "Slamigan" Grissom isn't just there for

The emotional core of this episode follows Gabriela Dawson and Matthew Casey's frantic search for Bria. After a terrifying false alarm at the morgue—where they discover a deceased girl had Bria’s stolen purse—the trail finally leads them to a youth shelter.