C2519 The Secret of the Cave

In the deepest part of the Upper Sun Palace, a young man's silhouette arrived. He was handsome and exuded an ethereal aura. This young man was none other than Duan Chengtian.

In front of the palace stood a white-robed, middle-aged man with long black hair that cascaded down to the back of his head. His eyes were especially deep and deep, like a black hole