This quest is not available in game.
Slay Trade Master Kovic and his minion Clunk. Retrieve the Trader's Satchel from his corpse and return it to Nilith.
They call themselves the Undermarket: Cutthroat traders that will sell, move, trade and do just about anything for the right price.
It gets worse, <name>. They have set up a base of operations here in the Searing Gorge. Trade Master Kovic is heading up the operation and has close ties with the Dark Iron dwarves of the region.
We must strike hard and send a message to their leadership. Slay Trade Master Kovic and his minion Clunk. Bring back his trader's satchel when the job is done.
To the Cauldron!