Overnight, the household registers for all 317 families in Xiaoyuntai were replaced. Every copy bore Wei Wuming's signature. Cui Wujiao said, "The handwriting is yours, the ink is yours, and the signature is yours. All you have to do is point out one person." Wei Wuming refused. He recited from memory how the character Liu had been changed to Mao on page seventy-nine of the original register, but there was no one surnamed Mao in the city. Cui Wujiao gave a small nod, as if to say, You're clever, but so what?