White fish. Tales about Bai and Yu. Running water. Gu G.

Since childhood, Xiao Bai suffers from an incurable disease that no one can diagnose. He remembers only that he spent his whole life in the hospital and does not know peace beyond its borders. But one rainy evening a young doctor named Fei Yu comes to him and says that he wants to take Xiao Bai home and save his life.

, to the sounds of a delicate melody qin in the soul of Xiao Bai, the memories of the distant and mysterious past, in which he and Fei Yu knew each other, gradually awaken...