Harry was sure he felt an extremely familiar strand of magic come from the back. It made its way towards him, but backed off satisfied when his own magic protected him. Hagrid didn’t notice and hummed to himself as they crossed the hallway into the... a brick wall. Harry has learned that everything in the magical world wasn’t what it seemed so he just waited patiently. To his amusement, Hagrid tapped the wall with his umbrella in a pattern, though he let out a cough of surprise when it started to open into a walkway.