Manga Vanitas No Shuki

The story takes place in Paris at the end of the 19th century. Vanitas is a vampire doctor and dreams of saving them all. To this end, he uses a magical grimoire to dispel the curse that hangs over the entire genus of vampires and forces them to be bloodsucking monsters. However, this same book is a source for vampires: on the full moon, her power gives rise to new vampires. Noah is a vampire who leads the hunt for the Grimoire. Also the personality of Dr. Vanitas raises big questions? What secrets does he hide? What is the fate of all vampires?