One Chicago crossover shines with A+ ratings and intense storyline

One Chicago

The One Chicago crossover event on January 29, 2025, brought together Chicago Fire, Chicago Med, and Chicago P.D. for a gripping three-hour narrative that delivered high-stakes drama and emotional moments for the city’s first responders. Viewers tuned in en masse, making it a ratings success for NBC.

The night began with Chicago Fire at 7 PM CT, pulling in 6.3 million viewers and a 0.5 rating in the 18-49 demographic, marking a season high for the series. The momentum continued with Chicago Med and Chicago P.D. helping NBC dominate the prime-time slot. The event saw each of the three shows hit season highs in both total viewership and key demographic ratings.

The opening hour of the One Chicago crossover drew 6.3 million total viewers and a 0.5 demo rating (season highs for Chicago Fire), the second hour (6.6 mil/0.5) hit and tied season highs for Chicago Med, and the closing hour (6.4 mil/0.5) marked season highs for Chicago P.D.

Storyline Breakdown (spoiler alert)

The crossover centered around a catastrophic gas explosion in a Chicago high-rise, triggering a chain of underground detonations. Firehouse 51, Gaffney Medical Center’s top doctors, and the Intelligence Unit raced against time to rescue victims, track down those responsible, and confront personal challenges along the way.

During the evacuation, Sergeant Trudy Platt (Amy Morton), Officer Adam Ruzek (Patrick John Flueger), and security guard Bates (Jennifer Regan) encountered individuals linked to the explosion. In the ensuing chaos, Platt was shot multiple times. She was rushed to Gaffney Medical Center, where doctors used an experimental cooling procedure to stabilize her before surgery. Though she flatlined several times during the surgery, she ultimately survived but faces a long road to recovery.

Lieutenant Stella Kidd (Miranda Rae Mayo) and Officer Ruzek found themselves trapped beneath the rubble due to the series of underground explosions. Meanwhile, their partners, Lieutenant Kelly Severide (Taylor Kinney) and Officer Kim Burgess (Marina Squerciati), led frantic rescue efforts above ground. After several tense moments and close calls, the teams managed to save their trapped colleagues, though not without lasting emotional and physical scars.

Critics praised the crossover for its high-intensity storytelling and strong performances. TVLine noted that the One Chicago event was a standout moment receiving A+ ratings, with all three shows, seamlessly integrating their respective casts while delivering a thrilling and emotional narrative.

Fans also voiced their enthusiasm on social media, applauding the character development and action-packed sequences. Discussions on platforms like Reddit highlighted the success of intertwining the three series in a way that felt both organic and impactful.

The January 29 crossover event proved to be a major win for the franchise, combining compelling drama with an emotionally charged storyline. With high ratings and critical acclaim, One Chicago continues to demonstrate why it remains one of NBC’s strongest and most beloved TV universes.

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