Chapter 972 has only a 30% grasp of

: "Captain, I am in advance to explain to you the risk of drugs, you are not an ordinary person, we should try our best to ensure your life safety, can not let you do risky things." Zhang Lao still stressed.

This is a person who has been engaged in scientific research all his life. He talks straight and straight, one says one thing, two says two, and can't turn around.

Zhang Xiao coughed softly at him, indicating that he should not be so serious. Jiang Man was still here, and the woman's endurance was not so good.

The old expert realized...