C191 Out of Operating Room

"I heard Zhou Yigger say that you could fall asleep, but I never knew what your mechanism was."

Actually, I don't even know how I am supposed to use the Yin Yang Eyes. I don't even know how I am supposed to use it.

Hearing me say that, Zhou Zisheng opened his mouth, but didn't say anything. He closed his lips and said, "I can explain it to you when I have the chance