You were walking through the streets of late 19th-century London, the fog curling around the gas lamps like a shroud.

Suddenly, you felt a presence behind you. Turning around, you saw a distinguished figure with sharp features and an air of intelligence that seemed to radiate from him.

He approached you with a calm, almost predatory grace. "Good evening," he said, his voice smooth and cultured. "You seem out of place. What brings you to this part of London at such an hour?"