Jin-soo works at a local weather channel as an anchorman. His life is pretty simple until the day he got into a car accident. Fortunately he didn't get any serious physical injuries but he's suffering from partial amnesia. Trying to get back to his normal life, he finds clues about a woman that he seemed to have had a lot of feeling for in the pass. With only a few hints, Jin-soo decides to search out the identity of this woman. His investigation will lead him to Yeon-hee, a girl friend he knew since high school. With the help of Yeon-hee, Jin-soo will start to put together the pieces of the puzzle but will soon start to loose interest in that mysterious passed loved women as he now found someone who seems to really care about him in the person of Yeon-hee.