Without realizing, Woo Soo Jin, first year going to high school, accidently transferred to a used-to-be all-boys high school. They recently made it co-ed this year and now she is the only other girl in her classroom with the ratio of 1 to 12. O

  “Have you ever wished that you had that special power that can save people?” “Oppa! Don’t go! You’re going to die! Oppa!!!!” “I’m sorry but he didn’t make it in time.” “How does it feel to have the loved ones disappear from you forever?” “My son!! Why are you gone? My son! If only you stayed a little longer!”

The ordinary, nerdy girl that I am is going to get a boyfriend on Valentine's Day no matter what!!! Even if I have to fight for one of the handsome guys that are in my class, I'm going to make one of them mine!!! During this time of year, it's war!!!

It's raining again. Do you hear me? Are you smiling right now? I want to see your bright smile again. I want to see you again. Where are you? What are you doing? I learned what love is because of you. What is love?

A girl, writing a letter to the love of her life. Will she be able to confess her love to him? A boy, who is oblivious of her love. Will he be able to understand her feelings?