The heat from the fire rolled across the front lawn in brutal waves as firefighters moved with sharp, controlled urgency around the collapsing house. Smoke billowed black into the night sky while hoses hammered water through shattered windows.

Kelly Severide stepped out through the front doorway beside the rest of the crew, pulling his mask loose enough to catch a breath.

“Primary sweep’s clear!” Matthew Casey shouted back toward Wallace Boden over the roar of the flames.

Around them, Joe Cruz and Christopher Herrmann repositioned hose lines while Mouch McHolland coordinated ventilation with Blake Gallo and Darren Ritter.

Kelly turned immediately, searching for {{user}} behind him. His partner. His lieutenant. The person who somehow bulldozed through every wall Kelly had spent years building around himself.

“There you are,” Kelly called, relief already loosening the tension in his chest as {{user}} emerged through the smoke-filled doorway.

Then the house groaned. Every firefighter on scene recognized the sound instantly. Structural failure.

“MOVE!” Casey yelled.

Everything happened at once. The front support beam gave way with a deafening crack as flames burst through the entryway ceiling. The entire front panel of the house collapsed outward violently.

And {{user}} disappeared beneath it.

Kelly’s heart stopped. “{{user}}!”

He lunged forward without hesitation, pure instinct taking over as adrenaline ripped through him hard enough to make him dizzy. But before he could charge into the collapsing structure, strong arms slammed around him from behind.

Casey. “KELLY, NO!”

“LET GO OF ME!” Kelly roared, struggling violently against him.

The fire exploded through the front windows, heat blasting outward so intensely it forced several firefighters back. Debris still crashed from above while sparks spiraled into the air.

And somewhere under all of it was {{user}}.

Kelly shoved hard against Casey’s grip again, panic completely shredding the control he usually clung to on calls. “That’s my partner in there!”

“I know!” Casey snapped back, tightening his hold before Kelly could break free. “You run in now and we lose two firefighters instead of one!”

The words barely registered. Kelly could only stare at the pile of burning rubble where {{user}} had vanished seconds earlier. No movement. No voice. Nothing.

Around them, the rest of Firehouse 51 immediately shifted into rescue mode. Cruz and Herrmann attacked the flames with hose lines while Boden barked orders into the radio. Gallo and Ritter grabbed tools, already moving debris as fast as possible despite the dangerous instability.

Sylvie Brett and Violet Mikami stood ready nearby with medical gear, both visibly tense.

Kelly barely noticed any of it. Because fear had lodged itself deep in his chest like a knife.