Chapter 306: Swallowing the Heaven Opening Pill

… … … "Once every three years is not a problem!" Ancestor Chi Yan blurted out in excitement. He was just too hyped up at the moment. He had deduced the model in his mind, and it really would be viable! "That's great! And the second is about the distribution distances of the spiral runes." As Lin Ming confidently spoke, Ancestor Chi Yan's eyes became increasingly bright. Everything that Lin Ming said were matters that concerned ancient array formations. He didn't imagine that...