Derek Landy said this quote

The man had a smooth voice, like velvet. “I’m Detective Inspector Me. Unusual name, I know. My family were incredibly narcissistic. I’m lucky I escaped with any degree of humility at all, to be honest, but then I’ve always managed to exceed expectations. You are Kenny Dunne, are you not?”“I am.”“Just a few questions for you, Mr Dunne. Or Kenny. Can I call you Kenny? I feel we’ve become friends these past few seconds. Can I call you Kenny?”“Sure,” Kenny said, slightly baffled.“Thank you. Thank you very much. It’s important you feel comfortable around me, Kenny. It’s important we build up a level of trust. That way I’ll catch you completely unprepared when I suddenly accuse you of murder.