HOW MUCH YOU NEED TO EXPECT YOU'LL PAY FOR A GOOD JOKER

Batman finds Gordon dying, using an axe lodged in his chest. Gordon is discovered for being infected, and he instantly attacks Batman, but is subdued by Alfred's daughter, Julia. With Nightwing's support, Batman deduces that the Joker is utilizing a serum able to therapeutic him from lethal hurt, and which the virus has the serum's finish inverse.