This short story serves as a potential ending for the popular Japanese anime series Case Closed. In it, Ai Haibara sacrifices her everything to invent a "counteragent antidote", so that she and Conan can return to their adult forms as Shiho Miyano and Sinichi Kudo. Will Ai succeed? Or will she be doomed by the hands of the Black Organization? Whom will Conan end up with? Is it Ran? Or is it Ai? And will Ai find happiness all along?
4 parts