The calamity has returned after more than two decades of absence. Old friends are reunited, but what awaits them this time in Yomiyama? This is a story of lost memories, bittersweet reunions, a painful discovery and deeds that can never be forgotten.

For Kaitou Kid, The Red Wonder is just another gem worth stealing. However, what kind of effect will it have if Aoko suddenly decides to show up at the scene? Kaito Kuroba's secret is in grave danger of being discovered by none other than his childhood friend... It will be a turn of events not even the magician under the moonlight can prepare himself for!