A married woman who falls in love with another man, and the young man who tries to seduce her, as well as the people who chase after them. December Fever is the story of a dangerous love affair between a married woman and a dying man. It introduces us to people with double standards and other falsehoods, as well as people who sacrifice themselves for family. In addition, it's a story of a father and his dying son as well as a tale about the conflicts between and their mothers-in-law. It holds a mirror to everyday life with comic and interesting characters.