-As everyone takes their midterm exams, there is an anti-gravity drill, which means everyone has to float in an orderly fashion to the school exits and wait for further instructions. During this time a lot of students who arenÕt in the same classes notice each other for the first time.
-Miyumi finds herself trapped inside the school with her arch-nemesis, Maribelle Mellonbelly and Hakata Soy, the new kid. They are confronted by Cybert, the robot who has been programmed to destroy Hakata by his arch-rivals, the Gotcha Birds. Miyumi and Maribelle must overcome their bitter rivalry in order to stop the robot and save their lives.