When Na Yoon-a was a third grade elementary student, she read an article about the famous writer Joan K. Rowling. From that moment, Na dreamed of becoming a writer. She likes reading about the things she has never experienced, and she would like to write various kinds of stories. She is particularly interested in teenagers' minds. She studied Counseling Psychology at university and currently works as a professional counselor for elementary students in addition to writing. She won the 3rd Life Literary Contest in 2010 for her short story Swallow the Peppermint Candy, and her other short story, A Young Lady's Olive, was selected at the Juvenile Digital Writer Contest in the same year. She has written A Pianist in a Construction Site and Hi, Nana.