A surprised gasp. It's different to feel from the outside. He's experienced some fluttering movements of his own, but dismissed them in his intense denial as gas or something else. It's been an odd sort of internal war where he knows very well what's happening to him yet refuses to fully acknowledge it.

Which gets harder everyday.

"Aha, well, there it is," he whispers before looking up at her, "I keep expecting to wake up."