Deep Dungeon: Madou Senki/Floor 6

Key Points

 * 1) You will encounter Ruu's Sword at (27, 5).  You must fight and defeat it to gain possession of it.
 * 2) At (27, 17), you will find a Druid who asks for bread and gives nothing in return.
 * 3) The Druid at (12, 21) however can provide you with useful information.