The judge can't hang her.

He can't even warn her not to do it again.

He is bound, whatever his private feelings and convictions are, to accept the jury's verdict at its face value, and to treat his niece exactly as he did before all the unpleasantness arose." "He needn't kiss her," said the Major.
"If he's a consistently just man and was on what we may call kissing terms with her before," said Meldon, "he'll of course kiss her again afterwards.

He can't do anything else.

In the eye of the law--that's what I mean by the legal standpoint--she's an innocent woman.