This is a story about a little girl who didn't want to enter the palace but was pulled into the palace, who didn't expect to like the emperor but fell into the emperor's eyes, who didn't want to fight in the palace but was involved in the competition for the harem, and lived in the palace all her life.
She doesn't admit that she loves him, but she is willing to stay with him until he grows old.
He doesn't know if he loves her, but he is willing to let her grow old together.