 Early in the school year at the Tristain Academy of Magic, the second year students perform a special ritual where they summon their familiar, which serves as their eternal companion, protector and partner, and is usually some sort of magical creature.But Louise summons Saito Hiraga, an ordinary teenage boy from Japan, leaving her totally humiliated.Due to the sacredness of the ritual, Louise reluctantly accepts Saito as her familiar, but proceeds to treat Saito as any other familiar, only worse