He's in no shape to do anything other than feel her out, and he knows it. He's not going to try and undo any buttons, zips or clasps. He just wants to hold her, feel her skin, make sure that she's real and that she's not going to die on him again. And then he will give in to his body giving out on him and demanding time to recover by shutting everything else down.

"I don't like that he hit you, that's all." So, Matthew's a little overprotective. And you can drop him and Frank into space and they'll still be tempted to have a go at each other. That's not exactly news.