In this world that revolves around people, who can enhance their power through training and obtain supernatural abilities, Cale is killed and is reborn as a....Skeleton? With his newfound power, Cale embarks on a path of revenge to slay those behind his family's death, destroying and ravaging realms across the world. Follow the story of Cale and see how he overcomes the hurdles and dominates civilizations as.....Skeleton.