C1425 Cause of rupture

"Cheng Feng, the problem at hand is not easy to solve!"

Hearing Cheng Feng's words, the Mr Book let out a sigh and said, "You may not know, but in the academy's formation department, a traitor has appeared."

"When the Blood God Cult's second elder's four clones and the Hell Sect's Tomb Keeper arrived, they tore open a hundred-kilometer long hole in my academy's Hidden Dragon Array