you don't owe me anything
Tom no me debe nada.
Tom doesn't owe me anything.
Si no encuentro nada, no me debe nada.
If I don't find anything, you don't owe me anything.
— Las diabólicas (1955)
No me debe nada, lo hice porque quise ayudarlo sin condiciones.
He doesn't owe me anything; I did it because I wanted to help him unconditionally.