Jo stared at Rufio, her mouth opening and closing as she tried to find her voice. It was only after that things started to click and she realized he hadn't really killed the mayor, but that he was talking about killing... pirates.
"Even pirates are people," she told him. "You really shouldn't kill anyone to the point where they... stay dead. Knock them out long enough to get the police to take them away, but killing humans?" She shook her head.
"If you kill them because they're killing people, then you'd be no better than them."