C222 Accidents and Coincidences
Zhang Yang didn't know Black Drillmaster, and he was sure that they had never met before.
Thus, based on his train of thought in the mortal world, he did not pay too much attention to Black Drillmaster giving him eye medicine in front of everyone.
Before this, he hadn't felt any hostility towards them. After all, they were military instructors and treated everyone with the same attitude