NOT MINE!
http://www.asianfanfics.com/story/view/123631/can-t-stop-loving-you-afterschool-jungah-kahi-nana-sondambi-uee-junghi
Description
Jungah in love with Nana. She write a love letter to Nana because she too shy to confess in front of her. Because of her clumsiness, the letter did not get to Nana. Otherwise, Kahi found the letter and read it. Kahi take the advantage by threating Jungah that she will tell CEO of their company if Jungah does not want to become her lover.
What will Jungah do??