Earth. The not too distant future. A city is miraculously reborn just sixteen years after being completely destroyed by a giant meteor. At the prestigious Graviton High School for Girls, two new students are introduced. A-ko and her ditzy sidekick, C-ko.

• APPP Company
• SOEISHINSHA
• Miki Ito
• Emi Shinohara
• Michie Tomizawa
• Tessyo Genda
• Shuichi Ikeda
• Asami Mukaidono
• Sayuri Ikemoto
• Daisuke Gori