The grotesque Millennium Earl is an enemy of all humanity. His most potent weapons are vile machines called "Akuma," which are created through human emotions of despair and longing. Those capable of purging Akuma from the world are known as Exorcists. One such Exorcist is a girl named Robin, whose unusual appearance contrasts with her sheepish personality. Long ago, she lost someone important to her, a loss that now serves as her driving motivation. After washing up on the shores of Osaka, Robin encounters a girl named Lenalee, who yearns for the lover she lost at sea years ago. These feelings of longing catch the attention of the Millennium Earl, who has likely found his next victim...