Somewhere in the MMORPG called "The World," a group is gathered at a pub, awaiting the start of an event. There, old friends and acquaintances are reunited, including those who rarely log on. Some are even forging new relationships for the first time. Together, invited by the hacker Helba, the group leaves for the event in the Net Slums where a celebration awaits them all. [Written by MAL Rewrite]

The mutinous Musashi has been defeated, and the girls from Yokosuka Girls' Marine High School are safely back home. However, the Harekaze sustained critical damage during its final encounter with the Musashi and may not be able to sail again. Moreover, rumors spread that the Harekaze-class will be dissolved due to it lacking a ship. Other classes' attempts to scout members from the Harekaze's crew only make the situation even more uncertain. The answer to this dire problem may be found in the sealed orders that the secretary of the Harekaze, Kouko Nosa, is to deliver to its crewmembers. But time is running short...

Ren Nanahoshi is a lonely college student who isn't good at communicating with others. He remembers the thrill of watching a live band perform when he was young, and spent most of his days searching for his own identity. One day, while singing karaoke alone, two boys named Yuuto and Wataru discover Ren's singing ability. The two agree: "This is fate. Let's start a band!" Ren promptly runs away, but fate indeed steps in, and their journey begins.

Once again, Kaitou Kid crosses swords with Conan Edogawa in this annual installment of the Detective Conan movie franchise. After receiving a letter from the thief, famous actress Juri Maki seeks the help of private detective Kogorou Mouri to protect the Star Sapphire—the "Jewel of Destiny," said to represent faith, fate, and hope. Thinking he has deciphered Kid's riddle, Kogorou personally shows up to the newly constructed space theater where Juri is acting in the play "Josephine" in order to catch Kid in the act. The next day, Conan and the gang are invited by Juri to her holiday home, to celebrate the thwarting of Kid's plan and the success of the play. However, their triumph crumbles when a murder occurs during the flight there. Although unintentional, this sets off a series of events that escalate to catastrophic results. Conan and Kid, unlikely allies that they are, must work together to save both their friends and every other passenger aboard the plane.