However, she is seemingly his favourite, so she passes.
Inspired by the video games, Peel wrote 16 new cases in the original four-book series.
She agrees to this, and actually pulls it off, hijacking the Orient Express with only conventional tools.
I think the problem is that geography, like far too many things, is presented as dry and dull and boring by people who must have personally found it that way.
You'll start by going after members of Carmen's gang, then move up to Carmen herself.