[It's as if Sarissa's words give Cosima permission to show how hurt she is, how much Sarah's words affected her. Tears start to pool behind her glasses as she can't quite meet Sarissa's eye.]

I don't... We've been through so much together. Sarah's my sister, my family, I thought we were past fights like this. And I don't know what to say to her now. I can't keep apologizing for something I haven't done yet.