Hernessians are the Gray Elk Guards of Ashbane. They may be referred to as the Elks, the Gray Elks, the Elk Guard, or simply the Guard. They carry elkhorn charms as protection against hostile magic.
Kingdom of Liars 1
Some citizens seem to distrust the Hernessians or doubt their abilities to protect the populace of Ashbane. Outside of the burned inn on Grimes Street, one citizen in particular refuses to talk to the guard for fear of ending up dead. He seems to think the Hernessians do more harm than good by investigating.
According to Captain Whelek, the Hernessians eagerly take bribes in exchange for information. One wonders if information is all they provide, and if even the captain knows about it, why isn't anything done to stop it?