How did the fortune teller know?

As far as I know, it's not easy to be a virgin by palm reading. He may also read it from your expression, walking posture and sitting posture. Even if you see it, it usually refers to recent events, which is ambiguous. This is a common routine in Jianghu. So you don't have to worry about him seeing you too deeply. Metaphysics is not as mysterious as people think.