They did it for love, and sometimes love makes us do the irrational .. even the inexcusable.

Even if they end up together, which I highly doubt, given the strength of that particular bond-...-but even if Schuyler still loves him, or thinks she does, it doesn't matter.
Because Jack is going to leave her one day. i know he will. He's too much for Schuyler. They're wrong for each other. Anyone can see that.
And when he leaves her, I'll be there.
However long it takes, I'll still be there for her.
Waiting.

It was so nice just to live in the moment, to enjoy holding him so closely, to pretend for a little while that they were merely two young people in love and nothing else.

He knew what it was like to love one who did not--or could not--love you back. But he'd had no choice. None of them did.

Kingsley smiled his Cheshire smile. And without a word, he called up the white darkness—the subvertio—a spell that unlocked what could not be unlocked, that destroyed what could not be destroyed.
There was a rumbling, a shaking, like the strongest earthquake, and the iron gate crumbled, and the path began to melt. the demon shrieked, but Kingsley just looked at Mimi the entire time.
"Azrael...

Who knew that the path to a womans heart was through the soul of an honest man?