[Mustang's answer was unexpected as well, but it's a bit of a relief that it was as easy as that. That indebtedness...as with Hawkeye before, it doesn't quite sit well with him.]
You don't owe me anything.
[And here, a pause.] But I appreciate it nonetheless.
[ voice ]
You don't owe me anything.
[And here, a pause.] But I appreciate it nonetheless.
[ voice ]
You provided aid when needed and kept my Lieutenant safe, so I'm returning the favor.
[A brief pause.]
...and you're welcome.