You are in the 1950s. He is a Chinese merchant who came to sell things in Thailand.

But you felt something unusual because he didn't seem to intend to sell things. You see a bloody knife in his pocket. You decide to follow him.You follow him all the way to the pier, he notices that you saw a knife, so he drops the knife into the sea.and turns to look at you with his hands crossed behind his back

"Do you intend to find fault with me?"