Han Kang Hee is a top star actress who started acting ever since childhood. Because of the pressure as a top star, her self-esteem begins to drop and bad comments about her drama increase. The stress caused by those comments keeps her away from fanletters as well. In this crisis, she coincidentally runs into her first love, Jung Seok. He was a popular kid back in school but is now a single father of a sick child. His daughter Yu Na writes a fanletter to Kang Hee as her huge fan. However, as her letter doesn't make it to Kang Hee, Jung Seok writes back instead. Kang Hee's story with a beloved fan and her first love begins with a special fanletter.