Short Summary-- Demon attacks have been very recent in the populated city of Tokyo, they have been attacking since early days. But in the year of 2021, the demon attack rate has increased tremendously. 3 high school students have been attacked by the demon outbreak. All kids faced severe injuries that change their physical power, their mental strength, and their physical forms. The 3 students join together in order to find the source of the demon attacks, fighting with all types of demons on their way. In their quest for figuring out the source of the demon attack, they encountered a low-class demon that they named Nuji, Riko saved him from a