Chicago Fire has been the backbone of the One Chicago franchise since its inception in 2012. It’s no surprise that NBC has already released several spinoffs within this universe. However, there’s a clear opportunity for yet another spinoff — this time focusing on fan-favorite characters Matt Casey (Jesse Spencer) and Sylvie Brett (Kara Killmer). Here are seven compelling reasons why a Casey and Brett spinoff could be the next big hit.

1. A Relationship Fans Have Rooted For

Casey and Brett’s relationship has been a rollercoaster ride, and viewers have been with them every step of the way. From their initial flirtations to Casey moving to Portland, Oregon, and their eventual reunion, their relationship has had an undeniable chemistry that keeps fans invested. Their recent marriage in Chicago Fire Season 12, episode 6, opened the door for new stories, and the idea of following them as a married couple in a new city is enticing.

2. The Chance for a Fresh Start in Portland

While Chicago Fire is based in the Windy City, a spinoff featuring Casey and Brett would allow NBC to broaden the One Chicago universe. Portland, Oregon, offers a completely new backdrop for the series, injecting some much-needed freshness into the franchise. A new location and a different set of challenges for the couple would provide exciting storytelling opportunities that fans haven’t seen in the past 13 seasons of Chicago Fire.

3. The Story Potential of Their New Lives

Casey and Brett’s move to Portland is the perfect setup for a spinoff. Not only are they embarking on a new journey as a married couple, but they’re also building a family. Brett, along with her adopted daughter, Julia, is adapting to life in Portland, while Casey is looking after Andy Darden’s sons. Viewers would get to see them navigate these new dynamics, with all the complications that come with blending families and living in a new environment.

4. Casey’s Career Evolution

One of the most exciting aspects of a potential spinoff would be the chance to explore Casey’s career post-Chicago Fire. After being part of the counterterrorism task force in Season 11, Casey is at a crossroads in his career. His story could expand as he takes on new challenges in Portland’s fire department, potentially pursuing a role as Battalion Chief or even exploring new career opportunities that a spinoff could showcase.

5. Brett’s Career Growth

Similarly, Brett’s career could take on new dimensions in Portland. She was the Paramedic in Charge of Ambulance 61 when she left Chicago Fire, but how will she adapt to the demands of a new station? Will she continue to advance in her paramedic career, or will new opportunities arise for her? A spinoff would give Brett the time to develop professionally in ways Chicago Fire couldn’t fully explore.

6. The One Chicago Franchise Needs Positivity

In recent years, One Chicago has seen several beloved cast members leave, including Jesse Lee Soffer and Tracy Spiridakos from Chicago PD, as well as Eamonn Walker and Kara Killmer from Chicago Fire. With so many departures, a Casey and Brett spinoff could provide a refreshing dose of positivity and joy for long-time fans. The return of these fan-favorite characters would inject new life into the franchise and keep the franchise moving forward.

7. A Spinoff Would Break the Rules of the Franchise

Every One Chicago show has focused on different public services within Chicago. A Casey and Brett spinoff would be different, as it would focus on established characters outside of the Chicago setting, which could shake up the dynamic of the franchise in exciting ways. By moving to Portland, the show would break from the traditional mold and offer something completely new for fans to enjoy.

In conclusion, a spinoff starring Casey and Brett could offer a fresh direction for the One Chicago franchise, exploring new challenges in a new city while still staying true to what makes Chicago Fire so beloved. With their engaging storylines, career growth, and the love fans have for the couple, it would be a perfect fit for NBC to expand the Chicago Fire universe. Only time will tell if the network decides to act on this idea, but it’s certainly a spinoff fans would love to see.