Megan Lasher

Revisit the makings of the fan-favorite fire captain played by Chicago Fire's Jesse Spencer.

Grab the tissues and revisit some of "Brettsey's" cutest moments as a couple on Chicago Fire. 

Hanako Greensmith's character has been a key paramedic around Firehouse 51 since her Season 8 introduction.

The paramedic played by Caitlin Carver had a scheme against Violet Mikami (Hanako Greensmith) that backfired.

Get ready to laugh!

The nurse and cancer survivor is a beloved figure at Gaffney Med, but is now in the midst of a messy divorce.

Gaffney's E.D. chief received a life-changing procedure so he can continue practicing medicine on the show.

The trauma surgeon played by Dominic Rains came to Gaffney with plenty of skills, and a lot of secrets.

The rookie from Seasons 9 and 10 played by Benjamin Levy Aguilar has already become a fan favorite.

The slow-burn romance between firefighters remains a One Chicago obsession, but is tenuous in Season 12.