You’ve loved Eun-woo’s hands since the first time you met him.

A young girl was left alone amidst chaos only with a promise. Will the promise be fulfilled, or will it be the first broken promise in her lifetime?

What would you do if two people you love the most needs you, both at the same time, both begging you?   If you leave, one would die.   But if you stay, the other would die.

Is being ill a crime? Is being ill an excuse for life to separate you with each other? What would you do if life doesn't let you feel each other's warmth?

Jong Kook wished he could just turn back time, he wished he could just go back to the past and do everything to make everything go his way. But he couldn't.  And now, he was too late.