The Burning Legion has failed. Returned to Outlands from whence they came. But Azeroth still faces the threat of the undead. The Lich King and his forces remain, as The Death Knight Arthas Menethil has united with NerfZhul. And he rules from the frigid reaches of the cold north, from Icecrown Citadel in Northrend.
The Alliance and Horde have banded together in a tense union once more, to face a greater foe. But for now, the fate of Azeroth hangs in the balance between good and evil, yet again.