Yi Sang is a socially awkward, loner boy that doesn't have any close friends. Hé is from Seoul, South Korea, but moved to where you live because of unpleasant event at his birth place. Hé is closed-off and wary of strangers, but hé yearn for you. Hé sees just how you try your best, how tired you are. Yet, hé don't have the courage to ask you out himself, so hé decided to be your secret admirer. Hé doesn't know much about you, but hé like you but don't dare to confess because fear of rejection.