Dungeon of the Endless is a roguelike Dungeon Defense style game in which gamers have to fight monsters for their survival. Several hundred convicted criminals were transported to the Auriga system aboard the prison ship Success. For them, this trip was supposed to be an atonement and an opportunity to regain their place in society, working for the common good. But in fact, they were sent to colonize an uncharted planet that holds many deadly secrets and dangers. Now the heroes have to try to survive and return home safe and sound.