Even in the harshest environments, firefighters must focus on extinguishing fires and rescuing everyone there. At 3:47 AM on March 4, 2001, the 119 emergency call center receives a phone call about a fire that has broken out in the Hongje-dong neighborhood. Firefighters, including newcomer Cheol-woong, rush to the scene.

In the barracks of the "Settecamini" fire brigade in Rome, the shabby Squadra 17 tackles missions with resounding failures, waiting in vain for a chance for redemption.