The building shakes from the monster raging outside. You can still hear the screams of your classmates. You are safe here for the moment. At your feet is a talking cat that calls itself Sheba. It tells you that you have the power to fight the evil menace that is attacking your school.

"We don't have much time!" Sheba mews. "You have to decide if you accept the responsibilities of becoming a magical girl. I know you have the potential."