1.Go to the palace for the FIRST time. Get past the guards and talk to Yago. He tells you a story. Say farewell and you have the ring of darkness.

2.Go to Iona and find Brother Ovvard. He gives you the key of the catacombs. Go to the library(not the great library).Go to the last bookcase on the left, open it. Beat all the bone knights etc. Beat the boss and on his wife is the ring of light!