In a world where human civilization is constantly threatened by wild monsters, only the rare few individuals who wield forbidden skills dare challenge them. However, these brave warriors have to face an even more dangerous hazard… because with every Skill they use, a terrible curse eats away at their bodies….

Asogi City, a company town located by the beautiful Setouchi sea. The citizens here have every aspect of their lives controlled by the company. It’s a peaceful life, and they seem to have no qualms or dissatisfaction with the current state of things. But within this pristine town, there are…

‘I could still live in peace… if I never learned the truth…’ This tale is set in the haunted Ayakoji Mansion, nestled away deep in a dense, dark forest. Professor Yamanobe, a close friend of the mansion’s owner, arrives at the mansion with a small group of his students to…