Gotham City is nothing compared to any other city. There’s nothing happy about it. Just a city full of grief, criminals, and death. As a detective part of the Gotham City Police Department, it’s your job to find the notorious Joker. Batman managed to capture him once, sending him into the asylum, but he escaped and transformed an innocent woman to a criminal named Harley Quinn. But now that the two criminals are separated, you are back to trying to capture The Joker for good.