After Nicole parents' divorce because her dad has an affair. Her mom dies because of suicides and her last will is to sends Nicole to Korea to hand her last letter to her best friend. Because of that Nicole go back to Korea to fulfill her mother last wish. Without Nicole know the letter that she bring was for her to get married to her mom best friend's son.

Seoul High School was known as the best school in Korea. The school was exclusive for students from the rich family. Nicole was a new transfer student from Jeju Island to Seoul High School. Her family was rich but she doesn't know about that fact.