Castlevania: Nocturne is a Netflix series that is a spin-off of the original Castlevania animated series. The second season of the show, set during the French Revolution, will pick up where the first season left off and will feature returning characters like Richter, Maria, Annette, and Edouard, along with new characters like Erzsebet Báthory. The plot of Season 2 revolves around a battle between vampire aristocrats, led by Erzsebet, and a group of vampire hunters. Alucard, the son of Dracula, joins the heroes and serves as a mentor to Richter and Annette. The season will feature a mix of action, drama, and historical elements, as well as a focus on the relationship between Annette and Richter.