Kazuna's family has a history of suffering from a disease that creates an uncontrollable vampire-like thirst for blood. Knowing none of this, Kazuna was sent to live with the Eda couple as a child. As the sickness begins to show signs of being present within himself, he comes into contact with his older sister, Chizuna, who has been suffering from it since early childhood. Knowing that the sickness incurs a heavy weight upon those that suffer from it, Chizuna tries to ease her brother's burden, to help him learn to control his urges, but...

9 of Japan's leading animators were asked to create a short segment that followed the theme of "Robots," for their inclusion in this film. Essentially, this "movie" is 9 short films, all independant of one another. The common element is human interaction with robots, namely the consequences of creating life with one's own hands, played in nine very different ways. 1: Opening (Atsuko Fukushima and Katsuhiro Otomo) 2: Franken's Gears (Koji Morimoto) 3: Deprive (Hidetoshi Omori) 4: Presence (Yasuomi Umetsu) 5: Star Light Angel (Hiroyuki Kitazume) 6: Cloud (Mao Lamdo) 7: A Tale of Two Robots (Hiroyuki Kitakubo) 8: Nightmare (Takashi Nakamura) 9: Ending (Atsuko Fukushima and Katsuhiro Otomo)

At the end of the 21st century, Earth had to confront the problem of population increases combined with shortages in resources. Development of the Moon was seen as the way to solve the situation. The Moon's mineral resources reinvigorated the Earth and brought prosperity. However, the achievement of that vision proved painful for those who'd left their home world to settle on the Moon. One of Man's greatest dreams has become a nightmare for those who have been forced to live it out. Shun Nonomura doesn't realize it, but he's about to discover a weapon—one that can overthrow the oppressive Monopolice and bring freedom to the lunar colonists. The growing resistance movement is quick to adopt it, along with its creator, into their ranks as they rally around the mysterious alien monument known as Dallos... (Source: AniDB)

The anime centers on the graduation of Sae and Hiro.