Encouraged by the fireman leader Chung Yau-sing, young and playful Fong Lei-on joins the team and gets to know Cheuk Pak-yu. Unfortunately, the two of them are having lots of misunderstanding at work. Lei-on believes that Pak-yu has stolen Yau-sing's lover, fire department clerk Ko Wai-ying, and causes the serious injury of Yau-sing. Meanwhile, a gruesome fire accident has drawn everyone into a twist of fate that has led them to find a deeper sense of awareness.