In a world on the brink of the abyss, humanity faces a shadowy threat that has emerged from the depths of hell. Voracious creatures, known as the Soul Eaters, have arisen with an insatiable hunger for human souls, plunging the world into an unending nightmare. Humanity finds itself on the brink of extinction, forced to unite in the face of these relentless monsters. In a desperate effort, small groups of survivors sought refuge in a sanctuary built by the enigmatic Church of the Holy Aurora, where a brief peace settled for five decades. However, tranquillity was but a temporary respite.