At the end of the 19th century. The capital city of France – Paris – is in turmoil following repeated attacks by vampires. However, the golden rule of their community is not to attack humans! A mysterious evil seems to be eating away at these immortal creatures… It is in this troubled period that Noah arrives in the capital. Born a bloodsucker, he follows the trail of the grimoire de Vanitas, a legendary artifact feared by all vampires. It is said that it allows its holder to interfere with what is most sacred to them: the true name, the very symbol of their life. Altering it can drive them mad, or even destroy them… Onboard the huge floating ship on which he has embarked, Noah meets Amelia. As he helps her recover from a breakdown, everything goes haywire: she loses her mind and reveals her vampire nature to the passengers! That’s when a mysterious assailant enters the scene, introducing himself as… Vanitas! In front of a stunned Noah, he draws the famous grimoire and soothes the young woman’s madness. So the artifact is not just a deadly weapon?
Vanitas is one of the main protagonists of The Case Study Of Vanitas. He presents himself as an “average human being” using the power of the Book of Vanitas to cure vampires of the Blue Moon curse. Vanitas was named after the vampire, Vanitas, from the original Blue Moon tale.
Noé Archivist is a young man who is on board the airship La Baleine accompanied by his cat Murr. He has been living in the forests of Averoigne for many years. He has his first flight in an airship when he helps a young woman, Amelia, who has just fainted because of her anemia.
Jeanne is a female vampire who supports her master Luca, who is her knight, wherever he may go. … She is also known as the executioner of Sire Ruthven, and her legend tells that she alone killed more than a thousand vampires who had joined the humans during the great war.
Lucius ‘Luca’ Oriflamme, better known as Grand Duke Oriflamme, is a young vampire noble and advisor to the queen.