Trying to pry the case open with the cloak over his head was more difficult than he had anticipated, and it took precision and care not to tug the cloak straight off his head. Yet despite all of Harry’s efforts, he found that the cabinet was shut fast. He carefully released the case, desperate to avoid dropping it on the floor and waking up every portrait in the place, and he pulled his wand free from his pocket. He pointed it at the case, and whispered, "Alohomora," nothing happened.  Fuck.  