[Levi doesn't fight it, at the very least. He knows there were parts of what went down that he couldn't have possibly changed, even if he did things differently. What's done is done.

The pain in Barrett's voice as he recounts his last moments of lucidity is like a sharp poke to his own heart. He lets out a breath and gently strokes Barrett's hair in an attempt to comfort him.]

I'm not gonna ask you to describe it, but...it had to do with our sister, didn't it? Tarvos, he...said said he broke something when he woke up.