C1773 Human Experiments

Not long after. Guu Lin and Yung Lingtian rushed over.

When they came in through the window and saw a few people lying on the ground, their faces darkened.

Yung Lingtian immediately shouted at Du Ya, who was behind him, "Du Ya, draw blood and bring it back!"

"Yes, young master!" After hearing Yung Lingtian's order, Du Ya did not dare to delay and immediately took out the accompanying tools