He nodded. "Stop doing it by accident, start doing it better on purpose." The little rock got stuck in his boot tread. Brian bent to pick it out. "I don't know what Valerie told you about the redhead. The uh," he glanced over his shoulder, "Y'know, the one I had trouble with, but there's something off about her." His brown eyes flicked between the pebble and the Watcher. He bounced it in his palm. "I know I don't have a lot of experience with this stuff. As far as I know, I've only come in contact with three others like her, but there's this word I keep thinking when I replay what happened. Feral. Now a lack of a conscience. Like a sadist."