Due to a misunderstanding between the top-tier customer service representative Dong Dong’en and the client representative Lou Yuan, the mundane workplace life becomes a whirlwind. After starting the job at the client’s office, not only does Dong Dong'en excel in showcasing her top-tier professionality, but she also captures Lou Yuan's heart with her own charm in the battle of wits and courage with the client.
Li Xicheng joins the fire brigade with dreams of heroism, but quickly learns the tough realities of the job. Under the leadership of Deputy Captain Ye Qiheng, he and his fellow recruits undergo intense training, face life-threatening missions, and grow into a tight-knit team of elite firefighters.