When an evil elf opens portals in the subterranean Underdark, creatures that he himself would not have expected step through. In addition to the strange and terrible monsters, there are now also portals to the realm of the demons! Trapped in the Underdark, it's up to the players to stop this madness before it's too late and make their way back to the overworld safely. Can you escape the dangerous Underdark?

Note: the description is machine translated and might contain errors.