The Army of Dumbledore

Harry is anxious about Voldemort being back and the Minister of Magic keeps saying that he's not back from the dead. Soon Dolores Umbridge is brought to the school as well as new student Dawson who is a friend of Draco Malfoy's and a Slytherin. Dawson and Harry become close. Can they still stay together with the war? Can they look past their houses and make something beautiful?