 Mask of the Betrayer continues the story of Neverwinter Nights 2 by following the fictional main character , the Shard @-@ bearer , who is afflicted by a curse that requires the devouring of spirits ( and occasionally souls ) to survive , and the character 's quest to determine the nature of the curse . The game takes place in two nations of the Forgotten Realms , Rashemen and Thay , which are considered part of Faerûn 's " <unk> East . " 
