Shattered Souls - Dark Souls, #6

Kaylie Hart thought that killing her father would be the hardest thing she would ever do. After an intense battle, she defeated Benton. Now it is time for her to move on with her life. But the supernatural world plays by its own rules and a new evil has rolled into town. A Demon named Mother has come to open the Devil's Door and she will destroy anyone that gets in her way. Kaylie reluctantly agrees to dust off her Hunter skills to prevent the end of the world, but it isn't long before her world is turned completely upside down.
Now Kaylie faces her most impossible enemy - the man she loves. Can she find a way to save him or will she be forced to sacrifice Rafe in order to save the world?