You (Kwon Sae Mi) have been Cube Entertainment's receptionist fot the last 2 years; you were an unwanted baby so when you were born your father ran away leaving you and your mom by yourselves, when you got 4 years old your mom was diagnosticated with leukemia. Your mother couldn't afford to pay the chemotherapy and because of her disease she couldn't work anymore so you at your young age went to the streets and sang to get money to buy the food of everyday. Your mom died just two weeks after the diagnostic of her disease so you had to go to an orphan and live there until you got 18.

When you were 19 you got this job in Cube Entertainment wich gave an unexpected turn to your life when you met a guy whose name you don't know but you fell in love with since the very first time you saw him (Lee Kikwang). This guy owns your heart but as you're not able not even talk to him you decide to send him letters, love letters to let him know that someone out there really loves him. Through all you know that he's out of your league so you have no hope of being with him,  the only thing that has motivated you to keep living is taking vengeance of your father.

Now you are 21 years old, and you've been working hard to pay your studies and the only purpose in your life is to find the man who abandoned you and your mom and make him pay for all the pain you've had to go through for the lack of a father.

 Characters:

Kwon Sae Mi (You)

Kwan Sae Mi is a girl who has been through many hardships in her young life, the first one is that she was an unwanted child, then she had to go through her mother's death by herself because her father abandoned them when she was born. Actually she is a pretty girl and her biggest quality is her stunning smile by which many guys haven fallen for, she also has big beautiful eyes  and a long straight hair. Due to her experiences in life she has become cold and silent, but inside she is a smart and very kind person but the hate she feels for her father is something she can't avoid and it's something that maybe only the true love could fix.

Lee Kikwang

Lee Kikwang is one of  the members of the k-pop boyband Beast. He is a very good looking guy that calls the attention of every girl around him. He is a very skilled and passionate guy at dancing but also at singing. His sentimental life is very unestable due to the fact that he doesn't like having serious relationships. When he starts receiving love letters he thinks that is just another of his fans but he realizes that he is wrong when the letters don't stop coming for an entire year.

The other members from the band will have appeareances in this story.

Hyuna will also have appereances in this story ^^