In Aoba Seragaki's world, he works at Heibon and takes care of his Granny, living a peaceful life with the occasional threat of three brats. But, what will happen when he finds out about SCRAP, who he is, that he has a brother.... Or that he has a sister with the exact same ability? Join Arisha and her buddies Rira and Walter as the three of them inter-tangle with Aoba and his new and old-not in age-friends as together, they write a whole different aspect to a story where they defeat Toue and once again can live peaceful lives.