What exactly wasn’t right here?

Su Yi calmed his heart and focused. His divine sense swept forth, spreading across the vast first-floor hall of the tower inch by inch.

The hall was extremely spacious; over a thousand monks could sit in meditation or chant sutras within. The thirty-six towering stone pillars were each carved with obscure and mysterious Sanskrit text.

Hm? When Su Yi’s divine sense got about two hundred feet in, he suddenly felt a strange sensation, and the image of a grand formation appeared within his mental sea.

“So, it’s a formation for obscuring one’s presence…..” Su Yi instantly understood why something felt a bit off.

“All of you, be careful. This place is covered by a formation, and if my deductions are on the mark, it was placed here by Shanglin Temple’s Buddhist cultivators,” ordered Su Yi. As he spoke, he used his divine sense to silently observe the obscurement formation’s subtleties.

Ning Sihua, Mu Xi, and Lan Suo were instantly grave. Without any prior discussion, they each drew their weapons.

Ning Sihua carried the Waning Blueflame Moon Halberd in her right hand, while a little, translucent red flying sword appeared in her left. It was...