Twenty years have flown by, and the inmates have expanded their families. Question, Ace, Jack, Crow-girl, Tundra, Copycat, Itch, Alice, and Scar all live in a separate part of the asylum, far from their insane parents. Never being outside of Arkham, they all decide to escape to experience Gotham City. But their escape doesn't just have the police looking for them. Batman, Robin and Batgirl are also looking for them. A grand day out has now become a war. And not just a war between Arkham and Gotham. The children of the asylum are at war with themselves as they decide whether or not they wish to continue their parents' legacies.
Hayley is born and raised in Gotham by both her parents and shes a healthy stable girl but what happens when she meets Jerome and he makes her snapout of her mind and realizes who she really is and certain someone familiar to Gotham is one of her family member as well.
She along with Jerome will leave a mark in Gotham that no one will ever forget no matter what and that theres nothing more contagious than laughter.