When Estelle meets her untimely death, she is a valiant knight of the Kingdom of Ersha. But death is not the end for Estelle - four years after her demise, she finds herself reincarnated in the body of Lucifela Aydin, the spoiled and cold-hearted daughter of a count in the Empire of Jansgar. To her dismay, she finds that her country fell to Jansgar...