Horror Corridor Suspense

A long dimly lit hospital corridor with flickering fluorescent lights, wet floor reflecting the unstable light, a shadowy figure briefly visible at the far end before vanishing, then a door slowly creaking open by itself revealing darkness within, POV first-person shot moving cautiously forward with slight camera sway, desaturated color grading with sickly green undertones, horror film lighting with dramatic contrast between light and shadow, building tension through slow pacing and environmental audio cues, classic psychological horror cinematography