Grand, ornate Victorian-era mansion, 19th century, London, UK, intricate stone carvings, Gothic Revival style, asymmetrical facade, steeply pitched roof, ornate chimney stacks, stained glass windows, heavy drapery, lavish interior decor, patterned rugs, velvet upholstery, gas lamps, foggy evening atmosphere, misty background, warm golden lighting, cinematic composition, 3/4 view.