Harry Potter and the Order of the Phoenix

von J. K. Rowling

After the Dementors' attack on his cousin, Harry Potter knows Voldemort will stop at nothing to find him. But Harry is not alone: a secret order gathers at Grimmauld Place to battle the Dark forces. Professor Snape must teach Harry to fight Voldemort's assaults on his mind. But they are growing stronger by the day and Harry is running out of time.