A nightingale overhears a student complaining that his professor's daughter will not dance with him, as he is unable to give her a red rose. The nightingale visits all the rose-trees in the garden, and one of the white roses tell her that there's a way to produce a red rose, but only if the nightingale is prepared to sing the sweetest song for the rose all night, and sacrifice her life to do so. Seeing the student in tears, the nightingale carries...