Hogwarts castle, ancient stone walls, magical atmosphere, dark arts classroom, forbidden spells, Unforgivable Curses demonstration, Avada Kedavra green light, Crucio intense pain expression, Imperio controlling gesture, wizard robes, wand casting, determined face, fearful students, flickering torches, shadowy corners, dusty tomes, eerie silence, intense focus, 3/4 view, dim lighting, high contrast, dramatic shadows, spell incantations, magical particles, tense atmosphere, gothic architecture, immersive environment, wide-angle shot.