Meitantei Conan: Tantei-tachi no Requiem

A group, including Kogorou Mouri, his daughter Ran, Conan Edogawa, and the Detective Boys, visits Miracle Land theme park after receiving an unusual invitation. There, Kogorou and Conan are given a case to solve by an unknown individual. They soon discover the invitation was a trap, giving them 12 hours to resolve the mystery or risk serious consequences. With assistance from Heiji Hattori, Kaitou Kid, and Saguru Hakuba, they work to uncover the truth behind the clues and identify the responsible party before time runs out.