C554 Challenge an expert of the Heavenly Rankings

BOOM!

Not long after Lu Xiao entered the bronze door's room, a loud noise came from inside. At the same time, the bronze door opened its doors again, and Lu Xiao's figure flew out upside down, his face pale white.

At the same time, the tightly-shut bronze door began to shine with waves of red light, signalling the failure of the challenge!

"Sigh, it still won't do?"

Steadying his body