MTL - Disabled Prince and Silly Princess: Substitutive Bride and Genius Doctor- the Seventh Miss - Chapter 1201 Immortal pollen

The empire has turned into the land of the undead due to a spell gone wrong. God summoned heroes from countless worlds to purify the empire and plant new hope. Lee Shin Woo, an ordinary earthling, was also summoned. As an undead, that is.

The day she transmigrated it, she was already the wife of two men. She later became the Queen of the country. Her life has been cherished by seven men.

- Description from Novelupdates

After his death, Bern awakens 10 years into the past as the third prince of Kailis, the enemy country.

Lucia grew up not knowing she was a princess.