How do you get the yellow ring in geo land the lost in time

help out the guy at dungeon 2 his name is ??? . give him five super vitaminM then hold the ''k'' key when you walk up to Ganjai hell tell you what to do then youll have to go to the place where you spawn in the very beginning of the game with 50 golds then benjamin will give the yellow ring with the ability to see the unseen.