In the veiled domain of Gloomhaven, a land wrapped in the eternal mists and arcane whispers, lies the forsaken labyrinth of Shadowdeep. This age-old fortress, buried under the dense canopy of the Mourningvale, a forest of gnarled trees and somber breezes, is rumored to guard the Sepulcher of the Forgotten King, a timeless ruler who once governed the domain with insight and valor.