Caidel, who lost everything due to a sudden fire, has no family and no home too. So he became an orphan at a young age. Then one day, the Countess, who knows about the dark side of the accident, comes and asks him to come in as an adopted son. “Would you like to chase the fire with me?” The only clue of the arsonist is that such person is a white-haired woman who stole everything from Kaidel and the Countess. Will the truth of the case be revealed?