In the crime-ridden city of Gotham, Amanda Waller, the head of A.R.G.U.S., assembles a group of notorious criminals—Harley Quinn, Deadshot, Peacemaker, Clayface and King Shark—for a mission into an otherworldly realm that's connected to this world through a gate. It's a realm of swords and magic where orcs rampage and dragons rule the skies. Can Harley Quinn and her crew conquer this perilous realm?