[A glimmer of a memory passes through her mind, private and shared between her and Bellamy. It's quick, and then it passes. That's it: Clarke holding a knife to her throat. Lexa apologizing for leading her to this place.

Here they are again.

Even so, she speaks:]

We can't assume the innocence of anyone involved. We can't assume that people are innocent. Not before we arrive. We may not like what we find.