d.Just as she was fumbling around with the acupuncture needles, the man let out a low moan.Xu Zui'ning couldn't help but change her face. She had seen Ou Yang Chu so many times, and every time Ou Yang... toxin. That means Ou Yang Chu must have been in constant contact with this poison for years, which is why it has left such a deep residue in his body.That's why Xu Zui Ning would associate the sigh o...