Rumors revolving around The Book of Vanitas, a clockwork grimoire of dubious reputation, draw Noé, a young vampire in search of a friend's salvation, to Paris. What awaits him in the City of Flowers, however...

When he was young, he failed at the Magic Academy and was looked down upon by others. However by chance, he discovered a mythological medicine, so he obtained an immortal body. In order to get revenge on the...