The animated series "Castlevania: Nocturne" is a spin-off of the "Castlevania" universe. The events take place in Europe during the era of the French Revolution. Hundreds of years have passed since the previous events in Dracula's castle, and it is now the year 1792. The main protagonist of the story is a young man named Richter Belmont, a direct descendant of the legendary vampire hunter Simon Belmont. Together with Maria Renard, the hero must confront ancient evil, following in the footsteps of his great ancestor.