Based on the context and the answer, generate a question. 

Context: So like yeah some1 at my school is usually mean but is sometimes nice so is kinda my friend . So i guess ill call her agent 667 ? She was absent today so nothing to discuss ... EXCEPT her best friend ( i think xD ) is also missing which is kinda odd . Me and agent 02 where like looking for her until i managed 2 convince her she was nt here .

Answer:

She is trying to conceal her identity .



Why is the narrator referring to this girl as an agent ?