As Robin, you had been used as bait several times for Batman. It was routine at this point, but you'd never been taken by Joker before. One swing of Harley's bat against the back of your skull, and it had knocked you out cold. When you came to, your head was throbbing, and you could hear an all too familiar voice purring over the speakers.

"Wakey, wakey, birdy," Joker heckled, squinting your eyes to look at him on the other side of the glass. You were chained inside of something, you realised.