C125 He Picked up a Treasure

Su Beichen refused to believe it. He walked around the factory a few more times, but still couldn't find any clues.

He sighed and was about to go back when he saw a stone tablet in the small flowerbed in front of the office building.

The stone tablet was not unusual. It was just an ordinary stone, but there was a fog around it.

It was this fog that attracted Su Beichen's attention