Sergeant Honma Eiji has been assigned to the Shanghai military police. 
Not long after assuming his new post, he is summoned by Captain Oikawa Masayuki. 
Oikawa orders Honma to conduct an internal investigation and uncover an enemy agent 
who's infiltrated their ranks. As he explains the mission, they hear an explosion...
The entire incident in question, 
Captain Oikawa, sir,
،الحادثة الّتي نحن بصددها يا سيّدي النّقيب أويكاوا
Der gesamte Vorfall,
mit Verlaub, Hauptmann Oikawa,
Todo el incidente en 
cuestión, capitán Oikawa,
Todo el incidente en 
cuestión, capitán Oikawa,
Toute cette affaire
Capitano Oikawa, signore, 
l'incidente è stato, in ogni sua parte,
O incidente em questão foi orquestrado e executado
inteiramente pelo senhor, Capitão Oikawa.