Mysterious researcher, solo, (30yo), intense eyes, messy brown hair, black-rimmed glasses, worn-out blazer, white shirt, dark jeans, sneakers, surrounded by stacks of old books, papers scattered all over the floor, dimly lit room, wooden desk with a single lamp, vintage armchair, brick wall, industrial-style metal shelves, cryptic symbols etched on the walls, eerie atmosphere, close-up shot, dramatic lighting, cinematic composition.