In response to a peculiar summons, Kogorou Mouri and his daughter Ran visit the Miracle Land theme park together with Conan Edogawa and the Detective Boys. There, they are assigned by an enigmatic figure to solve an unsolved case. However, upon closer inspection of their invitations, they discover that they have been set up in a cunning trap. Now, Kogorou and Conan only have 12 hours left before facing dire consequences. To tackle this challenging task, they are joined by familiar allies such as Heiji Hattori, Kaitou Kid, and Saguru Hakuba. Together, the group of detectives must unravel a complex network of clues in order to identify the perpetrator and bring them to justice before it's too late.