"That only worked for the first few weeks. Since the new year it's turned from cold shoulders into hair pulling and trying to knife each other." He heaved a sigh and shook his head. "I've made sure the girls do each other no permanent harm, but that doesn't mean they should be so aggressively tearing into each other."

He leaned back in his chair and rested his hands on his desk. "They're a good three or four times as bad as you and Naruto were on your worst days. It's a new experience for me."