Koutei-tsuki Nyokan wa Hanayome to shite Nozomare-chuu

A former knight of the Razanate Empire, she died protecting an imperial noble and was reborn as Lyse Winslette, the daughter of a poor baron in another country. Burdened with a dangerous secret, she avoids the empire and works as a lady-in-waiting at the Olwen royal palace. When she is assigned to serve the visiting Razanate emperor, she is horrified to discover a new secret that leads to an unexpected engagement with an imperial knight. As she tries to escape this predicament, she begins to sense hidden truths about her fiancé, Sidis.