C971 Shangguan Feiying!

"Ding! Observing the ancient palace grants you a history point!"

As Ye Hong and his companions approached a massive stone slab, they were captivated by the intricate engravings before them.

Standing three meters tall and five meters wide, the slab was showcased in a side hall of the palace.

Peering through the glass display, a bizarre scene etched into the stone came into view