A transaction implies there's something I'd want from you.

( his tone is mild, not insulting; it's more akin to the same idle commentary that someone would make about the weather, to point out the state of something that evokes no particular feeling at all. so does his head tilt, giving rin another sweeping look of consideration. )

It's not as though obligations matter much, in a place like this. ( so... ) It's fine.