Ever since their parents died Applejack has wanted nothing but the best for her sister and providing her with the education she herself could never have. Thus, she's absolutely thrilled when out of the blue Apple Bloom receives an admittance letter to the elusive St Trineighans School for Fillies on her tenth birthday. Located in the heart of the Everfree Forest at the Castle of the Two Sisters and run by the equally elusive Princess Luna aka the Princess of the Night, only twenty fillies from