Watch Losing Luna for Free: How to Stream the Movie Online at 123Movies. . When Luna's superstitious family hides all the mirrors in the house, she decides to recover them, only to accidentally fall through one, transporting her to a new magical world. There she finds multiple versions of herself who have been confined and have grown jealous of her living in the real world while they hide in the shadows. Luna has to try and figure out how to escape while also being confronted with her identity crisis.