Looks good so far. Affluent Irish immigrant is a little bit of a contradiction in terms, but I'm sure there are exceptions to every rule. So long as you [url=http://tvtropes.org/pmwiki/pmwiki.php/Main/LampshadeHanging]hang a lampshade on it[/url] I don't mind. You're gonna have to work a bit on his motivations, though. You do not join a resistance movement that is likely to get you killed and pays nothing just because your doctoring is meh. I chose the Richmond chapter for a reason, to work right under the nose of the beast, the PCs would need to be among the most dedicated, or crazy, of the railsplitters.