Sir laughed. "You see any guard towers?" "No."
"How about an electric fence?"
"No, Mr. Sir."
"There's no fence at all, is there?"
"No, Mr. Sir."
"You want to run away?" Mr. Sir asked him.
Stanley looked back at him, unsure what he meant.
"If you want to run away, go ahead, start running. I'm not going to stop you.

What is the question here

An inference that can be made is that the princess is bothered about the tiger door. although there are reasons for both this one has a better reason. the princess is not a monster and even if she didn't want to marry this man she wouldn't want him to die. the grudge of death is pretty heavy. unless she has done this before and feels no regret then she wouldn't want to be married to someone of low quality, if he is low quality.