Lupin the Third VS Detective Conan

In the kingdom of Visbania (ヴェスパニア), Queen Sacra (サクラ) died of a shotgun accident; while the prince Jill (Jir) of the country, because his mother died of the accident of his shotgun, made excessive self-blame, and finally used a pistol. Committed suicide. The news of the tragedy spread quickly, causing a sensation in the press of various countries; of course, it also reached the ears of Edogawa Conan (Kudo Shinichi) and Lupin III... The death of the queen and prince, the princess Mira will inherit Throne, become the next queen. When Mira visited Tokyo, Japan, learning of the death of the queen and prince, she refused to inherit the throne and fled from the bodyguard. Mira meets Maurilan who is very similar to her. Mira wants to play freely once, and Lan wants to have a taste of being a princess, so they switch clothes. Earl Keith (キース) did not announce the news of Mila's loss, and took Lan, who had been dressed in Mila, back to the Kingdom of Visbania; Conan also secretly followed Lan to board the country's royal plane. At this time, Lupin was ready to steal the "Queen's Crown" (クイーンクラウン). What secrets are hidden behind the tragedy? "Sherlock Holmes of Heisei" Kudo's new battle against "Century Thief" Lupin III! Where does victory go?