C90 Why is it you again

The leader of the team was a male police officer. As soon as he entered the room, he shouted, "Who is it? "He dares to cause trouble in a region under my jurisdiction, he's too arrogant!"

This police officer's name was Zhang Yongzhi, although he was still an intern leader, he never said the word "intern", and he never allowed his subordinate to add the word "intern" in front of the word 'intern'