The Cut-scene ends, and your orb will contact you. Ethernal Communicator - I believe it was a flashback to what Lokar had told you. Lokear was able to survive, despite being extremely damaged and magically weak. Lokear was a master wizard and knew all the secrets of the Solar Isle. Lokear lives on Waterbirth Island at the highest point. I can teleport you to him if necessary. However, I cannot slowly teleport you, and you will lose all of your prayer points.
Return to Savarain in his the hut. Do you return with the Ethernal Staff Here's the deal. Great job. Now, I'm going to need you to run chores. Solar Guardian hands you a scroll. Now, meet me at the Hole of Supernova. Now, Read the text and you'll find the information you need.
Five sets of Nightmare Logs. How to get them: First you'll require Dream Logs, and there are indeed several on Solar Isle. Go back to the Sayaniona's Lair, and then follow the path back to the room that is the Greater Sayaniona's. Retrace your steps to the back of the room, and get through the obvious crack in the wall. You will find a small bedroom that is like the one you find in a Player Owned House. There is an option to enter Dreamland through the bed.
Click that option, and you'll enter Dreamland. It is a tiny island with only one dream tree, and it is being surrounded by darkness. Although, you notice an item in your inventory called My Life, like from the Lunar Diplomacy quest. You can read it and then go to reality. Cut your dream tree 5 times, and you will recieve 5 logs. It's harder.