Concluding the last case of the last volume, Conan and Agasa reveal who committed the murder and how he did it while Anita finds what she was looking for in her father's old childhood home. The next storyline centers around Rachel and Serena, Rachel has to solve a convenience store mystery in order to help a classmate keep her job, can she do it without relying on Jimmy's help? The largest case in this volume centers around a mystery Halloween-themed party set on a "ghost ship" that invites both Richard and Jimmy, with the invitations sent by Vermouth. With an appearance by the Men in Black and a murder, the teen detective must work overtime to stop the multiple monsters on the loose.