Detective Conan (1996)8.1 /10

Storyline:  Shinichi Kudo, a brilliant high school detective, is transformed into a child after being forced to take an experimental drug by a shadowy organization. To protect himself and his loved ones, he takes on the alias of Conan Edogawa and, looking for a cure, continues solving intricate cases delving deeper and deeper into a conspiracy involving the upper echelons of society—marking the birth of Detective Conan.