Astrid Brandt auditions to be the new Robin for Batman. In his civilian guise, Batman gives her a" dress rehearsal" at a hotel room to learn escape training. He trains her on how to respond if she's overpowered by a villain and to escape bondage. First, she is hogtied and gagged on a bed to see if she can escape. After passing that test, Batman ties and gags her to a luggage cart. This time, she does not escape. Batman sees a signal from Commissioner Gordon and leaves her in the room. Unknown to them, the Joker had been watching and waiting for Batman to leave to attack a struggling, bound ... Show more