Ghoul Room Quest/Spoiler

Required Equipment

 * Reccommended Destroy Field or using Antidote for Poison Fields

Method

 * Go to Thais Ancient Temple
 * Down 2 levels and head North - all the way to the northern end of the large room
 * Go down to the Rotworms, and look for a passage to the East
 * Keep following this path - it will take you South
 * You will come to a room with Orcs - take the East passage from this room
 * Follow this path - watch out for a lured Fire Devil from the lava to the south
 * Past some water, you will go down a ladder
 * This room will be filled with Poison Fields. You can either run for it or use Destroy Field to get through.
 * Once through the poison fields, go down the ladder
 * Follow a small tunnel to the North, North West
 * You will pass another passage to the East, continue going North
 * After you come to a room with Skeletons and Rotworms, "Use" a dead skeleton in the South-East of the room - you will get a key
 * When you have the key, "Use" the well in that room to go down it.
 * Kill 3 Ghouls, unlock the door, get your reward