Meitantei Conan OVA 11: London kara no Maru Hi Shirei
English title: Detective Conan OVA 11: A Secret Order from London
Japanese title: 名探偵コナン ～ロンドンからの㊙指令 (ロンドンからのマル秘指令)
Type: OVA
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: May 30, 2011
Duration: 25 min
Rating: PG-13 - Teens 13 or older
Studios: TMS Entertainment
Genres: Adventure, Comedy, Mystery
Themes: Detective
Demographics: Shounen

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...

(Source: foo2)