C901 The essence of the black book

"I didn't expect the seed I sowed would bear such a fruit." The black gowned person looked thin, but actually, he looked very young. However, I knew that the real Yin Dumplings were monsters that had lived for hundreds or even thousands of years, and since this person was able to escape the Yin Dumplings, his cultivation must be extremely strong. He only used his own chains to trap Han Bin