Meitantei Conan: London kara no Maru Hi Shirei

Diana invites Kogorou and Ran to London, but since Conan cannot travel with his invented name, Ai gives him a temporary antidote, letting him travel as Kudou Shin’ichi. Together with Professor Agasa they are on a plane to London.
Back in Japan, Ai now lives with Ayumi. Near their apartment, a suspicious man clothed in black named Kurokawa Youji has been trying to track down and now has found Ai. Shortly after Mitsuhiko notices a picture in a magazine of a foreign actress named Grace Aihara, who looks exactly like Ai, Conan calls, ominously instructing Mitsuhiko to keep Ai away from the Professor’s house. And so, Mitsuhiko and Genta go about trying to protect Ai…

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After receiving an invite from an acquaintance, Conan, Ran, Kogorou and Agasa head to London. Meanwhile, back in Japan, Mitsuhiko discovers a magazine article about a child star named Grace Aihara, who bears a striking resemblance to Haibara! And when he and Genta receive a call warning them to keep Haibara away from the professor’s house at all costs, the boys begin to suspect that something is wrong. Will the two detective boys be able to successfully carry out their mission to keep their friend safe, even with shadowy figures following Haibara’s every move?