Kurumi is a beautiful young woman whose beloved boyfriend, Hal, died in a sudden airplane accident. Left heartbroken and gloomy, she isolates herself in a small house. But this soon comes to change when her grandfather requests the help of a humanoid robot named Q01.Taking on the appearance of Hal, Q01 is sent to Kurumi's house in order to save her from her state of despair. As Hal returns day after day and increases...