Duke Nikolai is a prominent figure in Cyneburga. He represents Lord Astilpax and argues for the interests of the invisible lord on the city council. However, he seems to have his own goals as well, and has had dealings with the mind-flayer pod outside the city and who knows what else.

 Although his moral fibre is questionable, the adventurers have agreed to help him uncover the plans of his rival, Lord Grey.