She's your fiancee. I felt duty bound to help her.
B
Bash, we're brothers. We could always trust each other regardless of
our station. Let that be the last lie you tell me.
A
These woods are full of men hunting for you. Now, if you surrender
to me, I can protect you. Otherwise, I am duty bound to report that
I've made contact, and my next orders will surely be to track you
down and shoot you on sight in our next encounter.
** to have to do
something because it is your duty **
We are duty
bound to justify how we spend our funds.