shimonone takara, a young weird healthy boy, always wanted to become a so called “stranger”. “strangers” are people, who are able to use an extraordinary power, which “normal” people can't use. one day, a woman named aria approaches takara. she belongs to the organization, which is responsible for managing the “strangers”, because sometimes those strangers become a serious threat to humanity. what does she want from him? will takara succesfully become a “stranger”?