While coming he had told his men to wait for him at a particular spot so that the Pearsons won't notice anything and go about the deal smoothly after which once he gets his son he will growl using that as a signal and they will rush in.
"You have seen the treasure Mr. Pearson, can I have my son now?"
"My wife will come to you for the treasure, send your guard for your son. Once you hand over the treasure to her, I'll hand over your son to him. Deal?"
Mr. Pearson smiled inwardly as he said those words, to him he could smell his victory and can't...