Attempted to rob an apprentice artificer named Caseed. He was already dead when Sender arrived. Sender found his master, a dwarf artificer named Glaucus Numa to tell him about the murder. Glaucus hired Sender and his kobold companion Sezki to bring the murderer to justice and gave him a special gun to help out in the hunt. Glaucus’ adopted son and bodyguard Ominicus Numa volunteered to help.
The hunt led them into the Underdark.