As in hunting pirates, or becoming pirates? Because Demetrius would love the first, and NEVER in a million years do the second. He's a lawful neutral justiciar, remember?
Quick Poll: Describe how your character feels about Holly given the recent revelations?
He could care less about the actual fact that she's a lycanthrope. What concerns him is what exactly she did to the other kid. That's what makes the difference between misplaced justice(if she killed him, she should have been killed, not her family) anything less, and what the village did was unjustifiable and unacceptable.