Took you so long, where only fools gone
I shook the angel in you
Running with the devil theme, he refers to his other half in angelic terms. She seems like the innocent party in their past breakup.
A quick point on the word. "Angel" isn't an uncommon compliment for a woman; think of an angel and you'll probably picture a pretty woman with wings. However in literature and religious text angels are almost universally male.