Although looking at the title of the song, it seems to be a sad pure music, but the audience of  Cloud described in the comment area: there is a kind of spring in full bloom, everything blooms happily, but there is also a sense of nostalgia after the white gauze of mid-winter quietly fades away, and accompanied by the expectation of the breath of spring, cycle after cycle, endless life… The whole song is based on the theme of the piano, with the melodious cello and the national musical instrument Nanxiao, and the childish chorus of the children’s voice in the upper chorus, just like a picture without writing, full of layering.