A story about how Lu Ran, a young man who was born in a border town and was born with an incomplete "original sound soul", amidst ridicule and despair, relied on perseverance far beyond ordinary people and an exquisite "listening" heart to listen to the "original first sound" forgotten by the world in a quiet place, gradually uncovering the mystery of his life experience, the truth about the incomplete sound soul, and finally touching the origin of the world's sound.
