Birkin's expression twisted at being called "Spencer". That was certainly the last person he wanted to be associated with -- the "deal" they had now was not by choice.
"Birkin," he said, suddenly. "William Birkin." The thought that this man might attack him at any time was slowly subsiding. It was clear the man wouldn't be doing much of anything for a while until he recuperated. And while William knew very well the negative impact his name had in some circles, he would much rather be properly identified as the man he was than a devil he wasn't.