Because you're the nice one and I'm the bitch, remember?
It's said fondly. Eirena is much more personable than Sofia, after all.
God, who's blaming them for not trusting us? Like we should all hold hands and be happy friends right away? We're not stupid, and neither are they. I'm sure there are some perfectly nice ones and some complete assholes, but we don't know nice from bad right now, and neither do they. Caution's sensible. Anyone who says otherwise is being stupid or has an agenda they're mad they can't further.