When Atlantian troops assault Metropolis as revenge for the death of their king, the Queen seeks help from the Justice League to find her son who has gone missing during the madness.
In the aftermath of Justice League: War, the world is at peace or so it seems. When Atlantis attacks the Metropolis for the death of their king. But the Queen has different plans and requires the Justice League to find her lost son. But while they search for him, Atlantian troops; led by Ocean Master, continue their assault. Who will win?
