HyoSung, a cheerful and optimist girl falls into the hands of a great sickness, causing her to lose her voice and probably never singing or speaking again.

    But after seeing hopes through a surgery that could possibly give her the chance to run back into the arms of her love, Gikwang, she falls even more sickly and falls into a coma.

    But can the love between them be the only hope to save her?