Leveling Endlessly With My Harem - Chapter 21: The Undead Skeletons

... Labyrinth. It was a reflection of a past battlefield where Baron Marus had fought against the invaders to death.

It was the deathbed of thousands of soldiers who fought the battle so ferociously that the sky turned crimson with their blood.

It was a perfect scene for the Hidden Boss battle. A battlefield with thousands of undead skeletons ready to defend the castle even in their death.

A load of information was given to everyone entering the pocket realm by the Labyrinth ...