I Will Fall with the Emperor

After a failed attempt to rescue her sister, Princess Larcy of Berry is captured by the Chariot Empire. Returning home after ten years, she is betrayed by her own family, who reveal she is not the king's true daughter and execute her, blaming her for provoking war. But she wakes up ten years in the past, determined to seek revenge. This time, she marries Jevon Van Verben, the ruthless emperor of Chariot, with the goal of falling together with him and destroying those who wronged her.