The Metropolitan Police Department is struggling to investigate a series of murders, yet Detective Isshiki is ordered to go home. Kiku of the General Affairs Division sends him to meet a certain sleuth—a shaggy-haired eccentric named Kamonohashi Ron.
Investigation Division 1
قسم التحقيق الأول
Ermittlungsabteilung 1
Primera división
de investigación
BRIGADE CRIMINELLE
1ª divisione investigativa
1ª Divisão de Investigações
Первый следственный отдел
(แผนกสืบสวนที่หนึ่ง)