Born through mutations and possessing abilities that far exceed normal human beings, E’s are people who are able to use special powers. This is the story of one such, the lonesome 15-year-old Kai Kudo.Kai, whose powers set him apart from others, together with his sickly sister Hikaru, are protected by an organization called ASHURUM. Scouted by Eiji, Kai was delegated to the ASHURUM special force AESES and underwent intensive training.Whenever he is able, Kai visits Hikaru at the organization’s hospital, but Hikaru’s condition never improves.One year later, with powers enhanced by his intensive training, Kai decides to escape from ASHURUM. ***Based on a popular comic series featured in the G Fantasy Monthly***