C127 Meet Blue Screen

Lu Hu and the others tried their best to dig under the huge pit. Other than resting at night, they did not stop at all for three days.

After three days, the pit they dug was over a hundred feet deep! It covered an area of three miles! However, even with such a large area excavation, he still did not have a clue.

The four of them had changed beyond recognition. Their hair was disheveled