Joon-woo is a passionate fireman who always pursues danger. Hyun believes rational judgement is the only way to save people in danger. The first day at their work place, Joon-woo jumps into the fire to save stranded people in the building in spite of an evacuation order and Hyun tries to stop him. They came to fight. Meanwhile, Ye-rin loves Joon-woo more than he loves himself...
| Actor | Role |
|---|---|
 Shin Hyun-junJoon Woo | Joon Woo |
 Jung Jun-hoHyun Kang | Hyun Kang |
 Jang Jin-youngYae-rin Ha | Yae-rin Ha |
 Ahn Suk-hwanNot listed | Not listed |