Nocturne

After a series of humiliating betrothal rejections from princes throughout Europe, the eldest daughter of the Holy Roman Emperor gets engaged to the mysterious Prince of Romania. Wary of a betrothal to this enigmatic prince, she has no choice but to follow her father's orders.
In a new land that borders the Ottoman Empire where hostilities and conflicts could escalate any moment, her new role is to help her husband secure political alliances. At the same time, she discovers that the prince she married is the son of the infamous Vlad the Impaler, whose atrocious actions are nightmarish. This shocking revelation is followed by a host of unfathomable and seemingly supernatural incidents, leaving her isolated and afraid in a foreign land.
Dreading to discover if her husband inherited the cruelty of his father, but unable to flee unescorted due to the looming threat of seen and unseen enemies, she must find out the truth behind the strange events in order to convince the Emperor to allow her return home. In her pursuit to return to the safety of Austria, she learns that there is more to her husband, his deceased father, and this land brimming with superstition and folklore.