Have you ever wondered what happens to a person who loses all of her friends at once? Meet Shin Ha Chan, a rich, sporty, kind hearted, senior student of Seoul International High School. She meets her best friends,Sang Woo and Kang Tae Joon in her elementary school. But after an inexplicable incident she loses contact with them and all her classmates boycott her as well. A transfer student and an unexpected friendship later, she finds herself on an incredible journey. As questions start piling up Shin Ha Chan strives to find answers. What happens during her journey? Why did she suddenly lose touch with her best friends? Will the transfer student help her reconcile with them?