-meet kim minyoung, a soft hearted girl with a strong personality. elders usually call her "angel of luck" because of her angelic face and hardworking brain. she dislikes boys the most. she had a childhood friend but she forgot his name for some reasons. they met at a crystal clear river near the orphanage. even though minyoung is an orphan the boy liked her very much,they even made a promise together.

but in life we cant escape problems,the boy moved out because of his family's order. even though minyoung forgot his name she still remembered the moments she had with her childhood friend. before the boy moved out he gave minyoung a half cloud-shaped necklace with words incarved "ther you". minyoung wore this all the time. when she was 16 she moved out and went to a university... and there her new life begins-