Can Detective Conan crack the case...while trapped in a kid's body?

When ace high school detective Jimmy Kudo is fed a mysterious substance by a pair of nefarious men in black-poof! He is physically transformed into a first grader. Until Jimmy can find a cure for his miniature malady, he takes on the pseudonym Conan Edogawa and continues to solve all the cases that come his way.

UNIDENTIFIED FORENSIC OBJECTS Early Christmas shopping turns less than jolly when the Junior Detective League stumbles on a murder at a department store. Rachel's self-proclaimed karate rival sends Mr. Moore on the trail of a UFO. And Officer Yumi has to solve a complex puzzle to find out how her boyfriend, Japan's top shogi champ, really feels about her. Meanwhile, Conan pursues an even more baffling mystery: the identity of "Mary," the reclusive little girl with connections to some of his most enigmatic allies...