Hikari Matanake is a girl who lives a lonely life. She is an outcast at school and her parents leave her almost every summer to go on business trips. But his year is different, this year she won't be alone at all soon she'd wish she was. She gets sucked into an alternate world unlike one ever heard of she will have to find her way home by searching for keys to open the door.back to her world. This will be an adventure through the world beyond hell.