Ten-year-old Wo Tu dreams of having a water pistol like other boys in his village. Even though his father promised, he fails to bring one from the city. But there is one hope for Wo Tu: his dying grandfather assures him to grant him the wish as a ghost. After his death, the old man visits the boy in his dreams, initiating a treasure hunt. Soon, the limits between reality and dream, past and present, become more and more blurred. A portrait of the profound love for the land, across three generations of a family in modern Chinese rural life.