The Weaver Girl watches over the twenty-eight constellations, whose star power is strong enough to destroy the world. When her longing for the mortal realm lets the stars escape, disaster follows, and her punishment falls on the Cowherd and their child as well. Years later her son Jin Feng, who was taken to the divine realm, comes down to the mortal world to make up for his mother's wrongdoing and recover the stars. There he meets Xiao Fan, a mortal girl who hopes to reach the divine realm and find her own mother. Joined by both humans and gods, the pair face many dangers on their hunt for the stars, while the secret of Xiao Fan's past and the real story behind the Weaver Girl's crime slowly come out. The film is a fantasy romance built on the classic legend of the Cowherd and the Weaver Girl.