Detective Conan: The Private Eyes' Requiem

Story

After receiving a strange invitation, Kogorou Mouri pays a visit to the Miracle Land theme park along with his daughter Ran, Conan Edogawa, and the Detective Boys. Once there, Kogorou and Conan are tasked with finishing an unsolved case by a mysterious stranger. Realizing that the invitations were actually an elaborate trap, the two have just 12 hours to solve the case or face grave danger.

Synopsis via AniList (English).