C775 Immortal Lake Island(1)

According to Ouyang Ke, the Immortal Lake Island did exist in Immortal Domain Archipelago. However, he knew nothing about the Immortal Lake Island. He didn't even know its exact location. This meant that he had no idea where the Immortal Lake Island was. Therefore, Yang Fann knew that the first thing he needed to do now was to determine the location of the Immortal Lake Island. Then