he looked back the way the patrol had gone a flash of light at the corridors turn cast unrecognisable shapes on the wall : a frantic figure sprinted back gregory crouched , and in the darkness , it sped right by him : there was another flash the shadows moved strangely , and gregory thought he saw three figures in them : he shoved his parents records in a space behind a mural of some kind , and torch-holder ready , ran to fight .