Once the seat of mighty Imperial Cheliax, the decaying metropolis of Westcrown now stands wrecked and ruined, haunted by mysterious shadow beasts and besieged by the agents of the nation's new diabolical rulers. Amid this chaos, a growing schism in the city's influential Council of Thieves threatens to tear Westcrown apart unless a new group of heroes rises from the ashes of empire to chart a new destiny for the lost souls of the city.