The story follows Nathan Graves, an apprentice vampire hunter who enters Dracula's castle with his mentor to prevent the terrible return of the count.

Combine action cards and attributes to create over 80 unique spell effects, from fire whips to ice blizzards, with the "Dual Set-up System".

Soma Cruz, a young high school exchange student in Japan, somehow becomes involved in the eternal cycle of reincarnation of the Dark Lord himself. What role does Soma play in all of this? Will he be able to return to his world?

Aria of Sorrow also introduced a brand new attack system called "Tactical Souls," which allows Soma Cruz to capture the souls of defeated monsters to gain their abilities. (100+ abilities in total!)