The story follows a group of firefighters from the Tong'an Branch in Dayuan City as they confront both life-threatening rescues and the unseen struggles of their personal lives. Qiu Han Cheng struggles to balance his passion for firefighting with family responsibilities, especially with a newborn on the way. Xu Zi Ling, the only woman on the team, battles for respect while dealing with her unsupportive family. Zhang Zhi Yuan hides a painful past behind his fearless exterior, and Lin Yi Yang is fiercely protective of his comrades, often clashing with others. Together, they face a fire that will alter their fates.