C415 Flowing Sand!

"No, no, I have been to the desert many times. There is no water source in this place, so I will use this one..."

Prof. Mills said with difficulty.

Duane was begging him for help, as if he was asking for gold instead of urine. He had no choice but to do as he said and put the urine into the bottle.

"Prof. Mills, please don't drink it. Just hold on for a while. I will go find a water source