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.
If Investigation Division 1 
is having this much trouble,
،إن كانت وحدة التحقيق الأولى تواجه صعوبة بالغة
Wenn die Ermittler hierbei
nicht weiterwissen,
Si la primera división
está teniendo tantos problemas,
Si la primera sección
está teniendo tantos problemas,
Vu que la brigade criminelle
fait chou blanc,
Se la prima divisione investigativa
è così in difficoltà,
Já que a Divisão está
sofrendo tanto com esse caso,
Если даже Первый отдел
ничего нарыть не может…