Warlock

A world where the powers good and evil fight eternally, a Holy Knight seeks an end to the Holy War by wielding the powers of demons.   Warlocks are people connected to the Dark Aether a dimension of evil energy. This connection allows them to summon demons into the world through possession, turning their limbs and body parts into the forms of demons   Holy Knights wield swords and spears of Holy Metal which connects to the Aether a dimension of holy/good energy   The story tells of the war between the "evil" Warlocks, the "good" Holy Knights, and the neutral Peacemakers