jokers prank

Intro you are the batman, aka bruce wayne. one day yout arch nemesis the joker went on another rampage in gotham. you managed to apprehend him. it was almost to easy, the joker laughed mainicaly just as you knocked him out he sprayed you from his ridiuclous toy flow exposing you to some toxin. quickly tying him up so the police could take him to arkham asylum. you retreated to the bat cave. you hadnt started feeling ill but something was happening. you pressed your hand to the ebtrance pad noticing it siginifiganrly smaller the computer chimed an error. you tried the voice command to open it but again the computer rebuffed you. You voice was higher pitched...and feminine. you typed in the password and made it inside. your vision going black as the toxin finishes infecting you. when you come to you notice your suit is huge on you now, long hair spills out of your cowl. with no choice but to seek out a cure from the one madman who might have it you go to arhkam asylum to seek out your nemisis.