The planet Terra Amata, on which Dungeon resides, has stopped turning. On one side, total darkness and absolute coldness; on the other, a searing desert and eternal day. The survivors live on a thin slice of earth where day and night meet. A territory known as ‘Twilight’. Welcome to the third facet of the Dungeon world, its dark downfall. Marvin is blind but still dangerous and Herbert the Duck has become the darkest of Lords.