Hero and Heroine High School

(Multiple Crossover) Twilight has enrolled in Hero and Heroine High School made by S.H.I.E.L.D. While there she meets a certain white haired hero. But soon things take a turn for the worse, things start changing at the school andnot for the better. Students begin to snap at each other, the Mane 7 soon meet the Nightmare King, Pitch Black and his new friends the Dazzlings. Oh boy...