You're the one, I'm the other

A original Devil X Angel romance/fantasy novel.

When Lucifer, a demon and outsider that thinks differently than his kind meets Rachel Blossom, a angel princess despised by her kingdom for having black angel feathers. They start to have friendly feelings for each other... and maybe more ;), but with the war between the two species, what will they do to overcome this? Will they find happiness and live together? Or die in each others arms?