Adam Ruzek's little sister just got home from a very long work trip away from everyone. When she find's out that her best friend Jay Halstead just got his heart broken will she be there as a friend or more?

Harley Jacobs was the newest detective to join Hank Voight's Intelligence Unit. She's a smart, sexy, and badass cop who's not afraid to get her hands dirty. So when she meets her new partner, Detective Jay Halstead it's a match made in heaven. Will they work well together or will things get out of hand? Warning: crimes, mentions of assault, possible triggers, and SMUT!!!

Nicole Bryant was going detective. She was transferred out of the Undercover Unit where she had been a detective for four years. Now she was moving to Hank Voight's Intelligence Unit. What happens when she falls for her partner?

Corin Evans was firefighter at 51 along side her best friend, Kelly Severide. After she sees something graphic on the job, she heads into a downwards smile. Just when she starts to pick herself up, she realizes her past actions have consequences. Her life is flipped upside down in an instant. Will Kelly be able to help his best friend in her time of need? Or will he let her push him further and further away?

Emma joins the intelligence uint and falls for Jay, but she has a past... Criminal Minds also, SLOW UPDATES!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ALL RIGHTS GO TO NBC AND CBS, I ONLY OWN EMMA AND ROCKY! DO NOT COPY MY STORY IT IS PROTECTED!

"Matty you have to go" "I'm not leaving you" "You have to." "No. I am not leaving here without you. I am not losing you Teagan" --- Teagan Lincoln the soft spoken firefighter. Matthew Casey the kind-hearted lieutenant. They became the light in each others darkness. Their sirens in the night. (On Hold Temporarily!)

Ever since Blake was adopted by Benny Severide, and became inseparable with Kelly, she always wanted to be a firefighter. Just like her brother. Recruited straight to Firehouse 51, and onto the same truck as Kelly, life was pretty good. Being the second in command to her brother, she went through the same hardships Kelly did, never leaving his side. Only Blake Severide's life gets a lot more hectic when Intelligence gets involved. Especially when she falls for the former Army Ranger.

from sprinkler splashes to fireplace ashes i gave my blood, sweat, and tears for this chicago pd, season one - six antonio dawson/fem!oc © graciesbestie, 2019

all along there was some invisible string, tying you to me chicago fire, season one - tbd matt c/fem!oc, kelly s/fem!oc © graciesbestie, 2019

Y/n L/n used to be a Homicide Detective, but now, she has been transferred to the Intelligence Unit of the 21st District. There, she has to learn to deal with Sergeant Hank Voight and the rest of the team, and get used to the ways of the elite. She develops good friendships within the team, but one friendship goes farther then she expected. Can Y/n keep up with the new unit? Or will she be packing her backs after the first few cases? All rights go to the One Chicago writers. I do not own anyone except Y/n.