Zero sen no jorō gun

As a pair of towers in Tokyo are being prepared for their grand opening, there is a series of murders of people connected to the towers. Conan suspects that the mysterious Syndicate may also be involved.

While visiting Hachijo-jima, Conan sneaks aboard a security boat heading to the Pacific Buoy, an off-shore facility constructed near the coasts built to connect surveillance cameras used by police forces around the world. However, an engineer gets abducted! An eerie sound of a propeller hums underwater as a dark figure begins to creep toward Ai Haibara... When the forbidden Black Box is opened, the sealed-away past will surface above the treacherous waves!

Ran’s secret past revealed! Ten years ago, something happened between her mom and dad. Now, plagued by nightmares, Ran is starting to remember… Meanwhile, a murderous card dealer breaks out of jail to seek revenge. His target: Ran’s father. Can Conan stop him in time and save his girlfriend’s family?

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.