Harley Quinn has lost the interest of her lover, The Joker. She now has to take matters into her own hands. Harley organizes a badass female-gang of heroes. Batgirl (Barbara Gordon), Black Canary (Dinah Lance), and Huntress (Helena Bertinelli) join Harley to become the new superhero group of Gotham City. With the help of The Joker, Oswald Cobblepot (The Penguin) is able to return as the King of Gotham. Harley and her gang must save Gotham and go to war with The Penguin.
