For some reason, I'm hearing the voice of H. Jon Benjamin for the guy's lines, so he sounds to me like Archer. Maybe it's the aviator sunglasses.
It's all an Institute conspiracy, man. They have synthetic duplicates of Piper at all the locations on the map.
Yay, faction spoilers!
Also, I'm pretty sure the hostage WOULD be dead if you waited a month, since the settlement quests can be failed by taking too long (Though it is pretty generous with the time, unless it's a "defend this settlement" quest).
Not to ruin the joke but, err, hostage quests can be failed if you take too long. You only get a couple of days, last time I
fucked one up checked.