Ambitions, human drove themselves to fullness of their own. Some of them even discarded their humanities to gain what they're aiming for. Forgetting about the others, to get the power and wealth to rule over. Corrupted heart led to the broken pure soul into dark soul, the soul that contained with all negatives which led the people who contaminated with it, would do all bad things. When these phenomenons had spreaded all over, the more strange phenomenal thing occurred. The corrupted soul turned itself into more solid form like, being monsters looked like, and then attacking the human by entering the human body to possessed that body, until that human lost control of themselves, then that corrupted soul could completely possessed that body as its own. The human soul would be eaten and disappeared. So that, that corrupted soul with that body had completely became one and turned into solid form. As they had becoming big disaster, the Soulid, that's how that'd been called, someone have been chosen to be the Choosen. To take control of them, protect the humanities and to end the disaster. Nhazul, with his special power and his friends did their best to overcome the corrupted soul that made the disaster.