If you liked this movie, you should also see: Metropolis (1927)Maquia: When the Promised Flower Blooms (2018)The Mystery of the Third Planet (1981)WALL·E (2008)The Anthem of the Heart (2015)
A young girl, from a civilization that resides in deep underground tunnels, finds herself trapped in an inverted world and teams up with a resident to escape and return home.