In the Ai no Kuni Mogan Airu series:
V.1 - Princess Lesson (The King's Convenient Bride)
At the age of sixteen, Hannah Renault was chosen to marry Phillip, the prince of England's Morgan Isle. After eight years of preparation, her wedding has finally arrived, and she's excited to be married to the man she fell in love with at first sight so many years ago. Hannah is a genuine…