Qing Muling's timely intervention immediately alleviated the crisis faced by his senior sisters, allowing the Twelve Heavenly Fiend Formation, which had shown signs of instability, to once again unleash its formidable power.

As a result, the frenzied attacks by the numerous top-tier cultivators outside became futile.

"Great, we can hold them off for a while longer!"

Yu Xingning, graceful and composed, let out a sigh of relief. Her radiant smile was as beautiful as the morning glow. As long as the formation remained unbroken, Qing Muling could safely collect the world's origin.