C1429 Gu relic(part ii)

Long Tianci and Little Black who were standing at the entrance of the cave had their mouths wide open as they looked around in a daze. They did not say a single word for a long while, in the end, it was Little Black who spoke first, "Boss! This is a... "Underground city?"

Long Tianci did not answer Little Black, but only stared at his surroundings without blinking