Escape from the Underworld

No peace in sacred lands. The empire is spreading troubles. Mighty aristocrat overthrow of the legitimate ruler. The emperor with faithful people fled to the mountains. In the abyss split. Hordes of undead are preparing to invade the lands of living.
Bastarde with a pruneral outskirts of the empire falls into the heart of the underworld, to the throne of Prince Hell. And managed to escape, severely insulting the master of the abyss.
Hunting was announced on the height, the demons will follow him on his heels, wherever he disappeared.
But burning in the sky. Happy ragsy. And even in the world covered, you can find friends. And in the Mountains of the Devil, the castle hides, where they will give the shelter to fugitives, against which the whole world fell