Sunmi a young super star, at the age of 15 she began her music career. She is well known, as Korea little sister, but at the age of 17 she turns from innocent image to the mature concept. Many males fan are attracted to Sunmi, they even donated money in the name of her. As attention grows, so does her attitude. With her relationship with Yiyong they have to secret;y date, and it's getting into her nerves ,Her life becomes loney, and exhausting, her friends from school are fading away from her