As she gripped him, he felt himself hit that edge. "Oh god, Maria!" he cried out with hitched breath, and pushed into her one last time before collapsing onto her. His breath was still heavy as he instinctively nuzzled into her, not having any desire at all to move away from her, nor quite the strength to do so even if he wanted to.
There were absolutely no coherent thoughts, just a wash of nice and warm and comfortable and very, very happy. And a little bit of disappointment that it was over, but that got overshadowed by everything else.