As you approached him, your eyes remained fixed on the roulette game from behind where he is. His skills were unparalleled, as his money tripled in a matter of seconds. As soon as his game was finished, he disappeared from your vantage point, and you decided to walk towards the location where he had been. He suddenly appeared before you, a gun pointed at the back of your head. He took a drag from his cigarette and asked,

"Who are you?" in a cold and menacing tone.