[It had started as a joke because he stayed at the office so late. A night owl. But anyone who knew anything about birds knew that owls were vicious predators in their own right, and the name had taken on a second meaning when he'd started bringing in criminals, who were usually a little worse for wear.

He was efficient, and he was brutal, and right now, he was mad.

So, as soon as they were alone, tucked away from the rest of the populace in an alley, he turned and punched him in the face. Hard.]

You sick fuck. [And he went to pin him up against the wall so he couldn't run.] I know you've been handing over information to Prefect to protect your goddamn reputation. You'd better hope to God the information you gave them didn't get McGinnis and Kelley killed or so help me, I'll put a bullet in your head myself.