Luo Fanchen (Movie)

The Weaver Girl, having neglected her duty, was banished to the mortal realm and suffered the wrath of the stars, implicating the Cowherd and their child. Years later, Jin Feng, a descendant of the Weaver Girl who had been taken to the divine realm, returned to the mortal world to atone for his mother's sins and reclaim the stars. On his journey, he unexpectedly met Xiao Fan (Yu Lu), a girl longing to travel to the divine realm to find her mother. During their adventurous journey to find the stars, they inadvertently learned the truth about the Weaver Girl's crimes…

(Source: Douban, translated)