"No, that's not what I...och." Anything Jamie says to Marco at this point would likely make things worse, so he does the best thing he can think of to do, sitting down and shutting up for now. The Doctor will be much better at talking the both of them into actually going to Quarantine anyway, he reckons.

One Rachel's settled, he does remove his arm from her shoulder, although if it looks like she needs the comfort again, he can easily put it back. She seems a little calmer, though, if that smile was anything to go by, and he gives her a small encouraging smile of his own to try and tell her everything will be okay.