A masked figure is stalking the headquarters of the Insect Brigade.  What does he want and why does he know so much about their inner workings?
What? Why would I do that?
¿Qué? ¿Por qué debo hacerlo?
¿Disculpa? Pero, espera, 
¿por qué me lo pides a mí?
O quê? Por quê eu faria isso?