After discovering an abnormality in the fourth ventricle and realizing that the deadline of the quest was approaching, an ordinary player would consider doing something reckless to complete a quest. He would first kill whoever could identify him and then figure out a way to get rid of the shadow in the fourth ventricle. Since the quest was ending soon, the player should have exhausted every possibility of completing the quest.
Considering how Zhang Heng still had more than 120 days to complete the quest, he would not do anything reckless.
He looked at the location of the micro-tracker on the phone again. Although it moved a little, the tracker was still in the factory. Now, it was stuck. Someone must have placed it at a stationary spot.