C4420 This Is the Netherworld

"Master, this is the Qingyu Sword Formation left behind by Empress Taihao."

A solemn expression finally appeared on Nalan Wuji's face.

In the entire Taihao Country, what he feared wasn't Empress Taihao. Compared to Empress Taihao, this generation's Emperor Taihao was countless times weaker.

However, this Qingyu Sword Formation was something he was rather wary of. Under his full power