The final chapter in the tumultuous love story of Isaac and Isabelle has finally come to fruition. An emotional and heart-clutching tale that will capture your attention from the very first page, and not let go until the very end. Will Izzy survive her kidnapper's clutches? Will the Enigma finally be revealed?Will their love withstand the greatest test? Join the much-loved couple on their final journey as they tiptoe precariously through the trials and trepidation of living in a world that is hazed by the shadows of black and white. Will they find their happily ever after in the darkness of the gray? Not a standalone: book 4 of 4.