Allissa was raised like a princess. Savenek was trained as a spy. Allyssa grew up in the care of her parents, and Savenek's adoptive father often showed love through training and discipline. Allissa died early and the kingdom mourned her. Savenek should take her place, but it is difficult for him to win the hearts of the people and parents who do not know him. When Savenek gets used to life at court, Allissa appears on their seventeenth anniversary and the holiday in this honor. Everything in Savenek’s life seemed to be falling apart again. Allissa was able to prevent a war with Russek and gain an important alliance, but Savenek knows that there is a much more serious danger. Imperion is on the brink of war, but there is a struggle between brother and sister. If Allissa and Savenek want to save their kingdom from destruction, they need to learn to work together and trust each other. When duty, loyalty and family collide, what will two heirs do?