Originally Posted by wandaien
if you go back to that area where you talked to those lizards, turn around and take an immediate right and straight. there should be an opening through some rocks. Hopefully by walking in there, it will trigger the event of meeting the chieftan.
I have this exact same problem, and I'm afraid your directions didn't do much good. They're vague, but I looked around every place I could think you're describing (inside and outside the castle) and I can't find these rocks you're talking about.