Kazul asks you to help him investigate the riddles on the four monoliths in the Thyphlo Ruins.
Quest Location
Talk to Kazul near the Thyphlo Ruins Skyview Tower to start the quest.
How to Complete the Quest
Read the four stone slabs to start the following four quests. Complete these four quests to proceed:
Quest Reward
After you complete the four quests listed above, stairs will appear in the northeast part of the island, at 0418, 3159, 0174. Go down the stairs and talk to Kazul. You will get a Large Zonai Charge, a Big Battery, and a Diamond. You can open the nearby chest to get a Dusk Claymore.