Nik Holdfast is a smuggler operating a route between Blue Lake Town and the Mountain Kingdom. He is the leader of the Holdfast Smugglers, which consists primarily of his family, including his sister Pelf and his cousin Hank. At one of the stops along his smuggling route there is a hidden settlement where his lover Tel lives.
FitzChivalry Farseer and Starling Birdsong hire Nik to take them around Blue Lake and into the Mountain Kingdom. During the trip Nik determines Fitz' true identity and arranges to sell him to the guards at Moonseye. He is betrayed by the guards and ends up captured along with Fitz.