Unable to Escape from the Palace, the Emperor Has a Long Road to Pursue His Wife

She was originally the daughter of a princess from the previous dynasty, with a noble status. However, her country was destroyed and she was left homeless. Present day: Because of my mother's obsession, I want to help the great cause and send her into the palace. She is covered with wounds from the palace fight. Can she escape from the palace wall... Today, I kill decisively, thinking that I have no intention, and I will not be able to escape my fate after all.