HanKyung and RiIn has been the bestest friends ever since they could remember. But when HanKyung was dumped by his first girlfriend, RiIn tried everything she could do to cheer him up. And she found the solution; sending him love letters, anonymously. Yet he still never acknowledge her as more than a best friend.But RiIn herself, has received a love letter from a man who actually notices her.  Foreword Words can express one’s feelings. These emotions can be recorded on paper. Wonderful words and sentences… … Expressing your affections… Just be careful in what you write, And to whom you send. ‘Love letters’ is an original story line by RyeoNa Park. Casting HanKyung of Super Junior, RiIn Jang and JunSu Kim of Rising Gods of the East.