Sorrowfall is a current Imperial warzone in Ultima Segmentum's Imperium Nihilus and lies close to the world Quisto'rol. However the Inquisition has classified all information pertaining to it and only those with the proper clearance can learn anything about Sorrowfall.

悲伤降临是极限星域的帝国暗面中的一个当前帝国战区，靠近奎斯托'洛尔世界。然而，审判庭已经对所有与之相关的信息进行了分类，只有那些有适当权限的人才能了解悲伤降临。