Arthur twitches at the touch and his eyes immediately focus in on the large hand covering his. But... he doesn't pull away or shake it off. After a long moment of staring, he turns his hand, loosely lacing their fingers together, giving a gentle squeeze to them.

"Yeah, I... get that," he murmurs. He really does. It's just going to take a bit more time for him to convince all of his brain that this is fine. That Eames is safe.