Just as the three of them left the main tomb chamber and dashed into the corridor, they heard a loud rumble behind them, as if an earthquake had struck, and those two guys had actually smashed the stone door down.
"Close this door too." They passed through the main chamber and arrived at the previously kowtowed gate, "Quickly look for the mechanism."
"Here." Gu Qingheng promptly slapped the stone platform with the Sudoku on it.
Indeed, the stone platform slowly descended, and the stone door also began to slowly close.
However, when the door was closing, a cracking sound was heard, and then sand began to leak from the cracks in the stones next to it.
