Conan found a bread crust on the scene of the murder. Conan asks the butler about, who created the banquet during Takeshi Hatamoto's and Natsue Hatamoto's wedding. Meanwhile, Takeshi is getting locked up by other Hatamoto family members. Meanwhile after locking Takeshi up, Kogorō and the rest of the family members of the Hatamoto family are discussing things about the cause for the murder of their father. Conan and Ran found Natsue and are talking about Takeshi. Conan hears a sound from the lower deck and starting to see what has happened there. Conan, Ran and Natsue are at the lower deck and which they are seeing a shocking discovery. Tatsuo Hatamoto has been murdered which Conan is running to the cell to see if Takeshi is still around there but when Conan opens the door, Takeshi is nowhere to see.