When lonely office worker Casper is stood up by his date he finds himself in a warehouse harboring an abandoned mirror in which he is confronted by a reflection of a strange woman Iro in place of himself He soon learns from expert Dr Luoma a physicist struggling to win back her reputation due to her wayward theories that there is more to Iro than meets the eye and that she is arguably a real person not just a figment of Caspers imagination mimicking his movements and facial expressions This leads Casper to a journey into the realms of an inverted world that exists behind the mirror to find out who this feminine impostor really is and to learn about the curious world in which Iro lives