The Luna for the Archduke

Alessia's heart is shattered at her debut. The crown prince had promised her love, but has announced another as his fiancée, Magenta, Alessia's sister, who has always despised her for being the daughter of a concubine. Alessia must now marry the great Archduke, a man with a reputation for murdering his fiancées, but not everything is as they say, those are just stories and Alessia will soon discover what secrets are hidden in the Archduchy, she will even find out who she really is...