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.
But I'm a thief! You should be scared of...
Además soy un ladrón. ¡Ténganme miedo!
Además, yo soy un atracador. Deberíais asustaros.
Além disso eu sou um assaltante,
 você devia ficar assustada!