Five years after Richter Belmont defeated Count Dracula, Richter vanishes without explanation and Castlevania rises again. With no Belmont to answer the call, Alucard — Dracula's own son — awakens from his self-imposed slumber and sets out to investigate. Meanwhile, Richter's sister-in-law Maria Renard has entered the castle on her own search, and their paths cross multiple times as the truth behind Richter's disappearance slowly comes to light.