
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.

Song Woo-seok is a lawyer with no clients. When his friend's son is falsely accused of a crime and tortured, he takes up the case and the course of his life changes for good.

For a man who was born with a silver spoon in his mouth, the suffering and hardships others go through every day are not something he can relate to. One day, he unexpectedly becomes involved in a murder incident. He meets a woman who is trapped in time by what happened. He is drawn to her, feeling responsible and guilt for what he had done. Before he can even realize, his feelings towards her grow. He struggles to find the truth so that he can allow himself to love her.