C332 Mysterious letter

But suddenly, Zisang Fengqing obtained a crucial clue from someone else, and Zisang Fengqing immediately told him. Ouyang Fenghua also felt that it was inconceivable, after all, who exactly was the person who gave the letter to Zisang Fengqing, they did not know.

The letter only said that it was in a cave in the Ancient Desolation Plains, and inside the cave