Title: Ruri no Kaze ni Hana wa Nagareru (瑠璃の風に花は流れる)
Creator: Maki Arisa, Yuki Kairi
Length: 3 Volumes
Status: Ongoing

Summary:

"You've always belonged to me since long ago." In order to get revenge against the enemy nation, who destroyed her own country, Hina decided to become their future queen... However, she cannot help being attracted to Ashiru, who's supposed to be her enemy...