Case Closed, Vol. 19

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.

In this exciting volume:

AND THEN THERE WERE TWO

At long last, Conan has located the scientist responsible for the formula that turned him into a kid. Trouble is, she's taken the formula herself—and she can't change back! Together, Conan and the diminutive doctor track down a floppy disk that may contain the secret to curing their condition, only to find the former owner crushed under a fallen bookshelf. Can they crack both the locked-room mystery and the locked disk?