Hayate is forced into a situation his only viable option is to do something illegal, unethical, and unbecoming.  After being called a Mom like figure to Nagi, Maria goes to the source on information regarding Nagi’s father.
What are you doing?
Más bien, ¿qué están haciendo?
O mejor dicho, ¿qué hacéis?
E o que vocês estão fazendo?