Suzume, 17, lost her mother as a little girl. On her way to school, she meets a mysterious young man. But her curiosity unleashes a calamity that endangers the entire population of Japan, and so Suzume embarks on a journey to set things right.
After a sudden explosion at Edge of Ocean island in Tokyo, Tōru Amuro, codename Zero, begins to investigate. Meanwhile, private eye Kogorō is arrested as a suspect, so Conan Edogawa conducts his own investigation to prove his innocence, but Amuro stands in his way.