They previously focused on those who had been rescued, whose injuries were severe but not fatal.
However, the knowledge these people possessed was very limited. Nonetheless, they learned from them what the fortress underneath used to look like.
Based on the information provided by these people, they inferred that the thing destroyed by some unknown force was likely a special altar.
"Spit it out if you have suspicions. Why act so mysterious, still playing coy at this point!"
"I suspect that this altar might have been left by the group who almost destroyed the Xuan Sect back then. Their purpose—immortal cultivation!"
Upon hearing this, a few old men felt a shock in their hearts, and various thoughts rapidly emerged in their minds.
They had various doubts before but dared not link them to this matter. If it were true, then it could mean upheaval.
"No way."