Mysterious fire accidents suddenly happened in Seoul. The felon of this tragedy was still unknown and police couldn't find any clue or trails of the bad guy. Seunghyun, a 26-year-old guy, couldn't help but to worry about it. One night, when he went to a mini market near his apartment, he met this weird girl instead, who was likely homeless. Day by day, Seunghyun was even more curious abou