The Abandoned Empress, Volume 4 (The Abandoned Empress #18-23)

Out of sight should mean out of mind, but Aristia's absence only makes Allendis, Carsein, and even Ruveliss think of her more and more! Though she's far out in the countryside enjoying peaceful days, fate seems determined to bring them together. But there's something else Tia can't get away from no matter how far she travels - a shadow of the past that threatens to become her future...