Since ancient times long past, this world has been ruled by two tarot cards: <br> Diablos Tarot—The tarot of the devil that feasts on the souls of living humans and uses that nourishment to bring countless pain and suffering.<br> Elemental Tarot—The tarot that draws its energy from the power of nature in order to oppose the Diablos Tarot.<br><br> Girls chosen from 22 different bloodlines become the wielders of the Elemental Tarot, plunging themselves into this secret battle. To maintain the balance of this world, while carrying unbearable guilt… <br><br> Are they executioners? Or saviors? This is the story of the long, long battle fought by girls who cannot escape the fate they bear. <br><br> (Source: Anime News Network)