At the Tristain Magic Academy, her classmates call bumbling witch-in-training Louise Francoise le Blanc de la Valliere "Louise the Zero." During an important coming-of-age ritual, when each student must summon...

Pi is a constant that defines a circle. It is never ending and to Sawaki Yumeto, it is a majestic number that has a direct relationship to his other favorite thing, boobs. One day, he realizes that there is a...