This moment (portrayed perfectly in the anniversary) shows how much they love each other, and how close Christine came to staying with the Phantom. And how he gives her a small nod, telling her she should go. I hated how the movie portrayed it.
There's something about them >_< “Uh Granger. Is it supposed to do that?” “Wait, ace of spades? Doesn’t that mean…” “…A perfect ma—” “No, There’s no possible way. Just as I thought, this “test” is complete rubbish.