Jang Jae Yeol is a mystery writer and radio DJ. He suffers from a obsession. Ji Hae Soo is going through her first year fellowship in psychiatry at a University Hospital. Once Jae Yeol and Hae Soo meet, there is much contention between them caused by their strong personalities and refusal to give in to each other. They end up becoming home-mates and things turn romantic.
