iguous.Ou Yan called out to one of the servants who was setting up candles, “Tell grandfather I’m going back.”When faced with this sudden situation, the servants were at a loss. "Madam, the power is o...person came out from inside. Everyone appeared to respect him, bowing and nodding."You said, what did they use to enter and exit" Ou Yan guessed, "Fingerprints Or something like a card reader"Could it...