C154 Just to Fight for a Chance of Survival

Inside the house, Professor Yan and Yun Fann walked side by side, one by one they started to look for stone materials.

"Professor Yan, let me help you."

"Professor Yan, I'll help you find it too."

The university students who were present all opened their mouths, wanting to help him.

"No, no one is allowed to help." Professor Yan turned his head to look at the group of students