C2444 Nothing is needed

The dumbstruck Elder Dai stared at Yang Liefeng for a long time, as if he had gone stupid from researching how to break through the array. After a long while, under the puzzled gazes of everyone, he nodded his head, and said in a low voice: "This array is not easy to break."

"Err ?"

Everyone thought that something was wrong, but after half a day