Sherk, wanting to rid his swamp of trolls, is tasked by the people of Llevigar to rescue a maiden that was cursed by a warlock many years ago. In his stead, Sherk asks the player to do his deed for him in The Maiden Tower.
The name Sherk is clearly an anagram for the famous movie cartoon character "Shrek". Many references to the movie exist around The Maiden Tower quest, such as: