chapter 117 Xiegu Tiankeng

Luo Huadong is over 60 this year. His hair has turned white, he wears glasses, and his thin figure is slightly rickety.

This time he led the team, and there were six people including him. The four team members are all his students, including three men and one woman, plus Dario, a guard.

At eight o'clock in the morning, Dario drove a Toyota off-road vehicle towards the mountain. Two hours later, the scientific expedition team came to a high mountain. There is no road ahead,...