Iris, a mute girl with an extremely inactive imagination, suffers from her parents' recent divorce along with the daily tragedies of everyday life. Her best friend Hollow is the only one who supports her in the most difficult moments of her life until eventually, they also want to separate them and her physical and mental life comes to an end. Iris, after the end of her life, will arrive in the world of dreams and nightmares, along with Hollow, her best and only friend who is not a teddy bear at all...