"That I might need rest, because I'm renowned for being able to slow down and take a break?" Riddler's voice was pure tease, but not vicious or cruel. "I'm fine. I want to run a couple of trials with a music box that I have an idea for."

It involves complicated forgery, a hallucinogenic he borrowed from a chemist and the right timing on the delivery mechanism.

"I'll cook something tomorrow. Maybe lunch. I'm expecting there to be a lot of phone calls and people trying to see you, so I've got someone screening phone calls, so you can pick who you want to speak to, if anyone."