C237 Four People Pinch Each Other

"What's going on? Why didn't the alarm go off? " Bao Zhiming's expression did not look good. He looked at Yan Zhou and Mao Hai with a questioning look.

Mao Hai replied with the same puzzled look, "How would I know? We came here according to the plan."

"Since the medicine has been changed, there should be problems with the indicators of the body." Yan Zhou's eyes stared at the instrument