Even if it meant dying for someone you don't know?

[There's no venom behind the question despite Sayaka's anger. Johanna's used to bringing that reaction out of people, a vicious talent where she works out what makes a person tick and exploits it. That isn't her intention right now-stupid ideals aren't going to piss her off when she's not relying on this person to watch her back-but she still files it away.]

That's most people for you, not just one with power. Expecting them to do otherwise is setting yourself up for failure.