Chapter 533: Refining a Past Life

Rylan Lashbrook smiled. "So you heard all of it. Tell me. What are you thinking?" Salvatore Casson did not answer. Instead, he asked, "Uncle Rylan, what was that Azure Grotto Hollow Domain you mentioned?" Rylan's expression turned grave. "Among the Thirty-Six Hollow Domain, four stand above the rest. They were left behind by the Four True Lords. The Azure Grotto Hollow Domain is one of them. Those four have the closest ties to the Immortal Realm, but the Demons they seal are also the strongest....