Evocation by S.T. Gibson was featured in our April 'The Occult' Adult Book-Only box, and if you're looking for a captivating read full of magic and secret societies, this is the book for you! We follow David, a medium who discovers working with his ex may very well be a matter of life and death. Together, they race against time to save David from the Devil's grasp...though into who else's does he fall?