text this to every number in the phone:
I don't know who you are. I don't know what you want. If you are looking for ransom, I can tell you I don't have money. But what I do have are a very particular set of skills; skills I have acquired over a very long career. Skills that make me a nightmare for people like you. If you let my friend go now, that'll be the end of it. I will not look for you, I will not pursue you. But if you don't, I will look for you, I will find you, and I will kill you.
because, DAMN, how often will you get a chance to say that?
--Z
Then you'll have to explain to some of them how you accidentally butt-threat-texted them.
I'd check to see who she called last or most frequently to see if anything stood out there. If she was still logged into her e-mail I'd check which e-mails were unopened to set up a timeline of when she stopped communicating. And I'd fiddle around with it to see if there are any messages to me that would explain why it was sent to me.

(Dungeons & Dragons)
Rulebook featuring "high magic" options, including a host of new spells.