Ritsuko Kasai

When criminal Cybernackists appear in the Cyberland, the vast 21st century computer networks, Alice, Miss Catnick, Leina, and Julie are drawn in by the mysterious Lucia to become a fighting force of young girl soldiers in the Cyberland to combat the criminal element.

Okano Makoto transferred to the school in his home town. There, he spent normal but happy school days with his sister, Hinata, a jokey classmate, Tachibana Tsutomu, Shikouin Kasumi, Tsutomu's childhood friend, and other friends. One day, after school, Makoto heard someone playing the harmonica. That melody made him feel something old, and it brought him to the roof of the school buildings. There, he met a girl in the dusk. It was Narukaze Minamo who turned her face to him with a smile. She was a childhood friend, but they had lived separately for years. Hiding their true thoughts, Makoto and his friends spend their lives in school. Their stories in a mysterious town are about to begin.

When a rogue science experiment starts filling the world with crystallized Noise, a group of rebels strike back to reunite the world with its Music.

Based on a game by Colors. In a certain town, there were consecutive phantom assaults. Because the incidents were extraordinary, there was a rumor that a ghost or supernatural creature caused them. The students in Akitoshi's school were frightened. One day, an unknown girl appeared in the school. However, all the students except Akitoshi thought they had known her. Feeling strange, he shadowed her in order to investigate her but he lost sight of her. At that moment, he heard the scream of a woman from the nearby material yard and went to the place where the scream came from. There he found the beautiful girl of the school, Mikage. Mikage was surrounded by monsters Yuragi (fluctuation), and she was hanging naked. Yuragi noticed Akitoshi and began to attack him. Then, the fighter, Ai, appeared and cut them down. Akitoshi stared at Ai. What was her true character, an enemy or an ally?