Synopsis

They journeyed to a hotel for a cake buffet: Sonoko, Conan, and others. Along the way, Masumi Sera intervened in a troubling situation, offering assistance and becoming acquainted with the group. At the hotel, Teigu Usumi met a grim end, seemingly a suicide after being thrown from a window. The police arrived, their investigation revealing that the annex where the security camera had been vandalized presented the only blind spot in the building, and therefore the most probable location of the cr