This is a true and touching story. NetEase Cloud Music ID Chengnan Huakai was a teenager with advanced bone cancer. His favorite musician during his lifetime was the music of San Mu Land, so he sent him a private message, He asked San Mu Di to write a song with the name of his ID Chengnan Huakai. The song was completed and the boy heard it. This song gave Chengnan a lot of strength and accompanied Chengnan through the last beautiful and painful period. life.