[...Ouch, no. Please don't do that, don't look so sad. He just looks at you for a moment, still not moving and now frowning a bit at your words, because...]
[Because, no.] Emma... [Lifts one hand to put it over yours in his chest, talking gently.] You don't have to apologize for anything. You let me remember who I really am, you let me remember I had had a heart, and that is something I will always be grateful for.
So, please, don't apologize. Whatever happened in the end, it was not your fault.