AIBOU: X-DAY

It’s a high-stakes mystery on the high seas! Enjoying a free prize cruise on a military ship, Conan and his friends find their relaxation interrupted by the threat of possible explosives on board! It’s a race against time to find the culprit and save the ship — and potentially the whole country!

Police officers around Tokyo are being murdered by an unknown assailant. When Ran witnesses an attempt on the life of one of her friends in the police, she loses her memory. Now, Conan and Inspector Megure must find the murderer while Ran attempts to regain her lost memories.

Serial murders involving all kinds have happened. All the victims are from a Music School led by a famous pianist. Conan and company have been invited to a opening concert of the Music Hall built by the pianist. The biggest attraction of this concert is the world famous violin called "Stradivarius" and a special appearance of a singer who has perfect pitch.

A terrorist group invades a laboratory containing a deadly bacteria and destroys the lab with an explosion. They later announce via the internet they have gained possession of the bacteria and declare themselves to be the Red Siamese Cats, a terrorist group that was eradicated a decade ago.