On her wedding night, Olivia is poisoned by her own fiancé. But instead of death, her body is claimed by a fierce soul from the modern era. Awakening to find her husband-to-be in the arms of her half-sister, the new Olivia doesn't cry—she strikes back. As she navigates palace conspiracies and a dangerous love triangle between the calculative Prince Richard and a mysterious, handsome commoner, she realizes that in this ancient world, her modern intellect is her deadliest weapon.