An elementary school student Kazuya lives with his step parents. His biological mother is dead and his biological father is lost. To trace his biological father, Kazuya visits a strip club, his mother's former workplace. There, he finds out a 'HOPE' cigarette box and an old photograph of a man and his mother, which gives him a hope of finding him.
Interstellar chronicles the adventures of a group of explorers who make use of a newly discovered wormhole to surpass the limitations on human space travel and conquer the vast distances involved in an interstellar voyage.
Set in a post-apocalyptic world, young Thomas is deposited in a community of boys after his memory is erased, soon learning they're all trapped in a maze that will require him to join forces with fellow "runners" for a shot at escape.