Create the largest dungeon in the world

After the appearance of dungeons all over the world, people began to acquire special abilities that allowed them to challenge the towers. Jack went to a tower alone and was killed. Jack was re-created in his same world as a newly born demon lord and had to create and manage his own dungeon. Fortunately, Jack receives a system that helps him by allowing him to buy things using system points to complete quests Follow Jack's journey to build the greatest dungeon in the world