C: Well... I'm not going to be a part of the group that he kills because that's a whole thing.
I'm sure that's what Ernst Röhm thought on June 29, 1934 -- right before the Night of the Long Knives, when he was executed and his paramilitary organization, the SA or Sturmabteilung (which had always supported Hitler), was wiped out on Hitler's orders.
Even Nazis aren't safe from other Nazis.