Silver Heart infiltrated the International Space Conference, attended by VIPs from all over the world, to steal the Amethist Globe, but failed, and issued a cry for help to Joker and Spade. His students have no choice but to come searching for their master, but to do it, they`ll have to outwit Inspector Oniyama and the conference`s strict security! At the same time, President D and Doctor Neo are also attending the conference to fundraise for missile development...