Autumn, 1937. Against the Imperial Army's objections, Lt. Colonel Yuuki
establishes the spy training group "D-Agency." The army sends Liuetenant Sakuma to serve as their liason to D-Agency, and he watches the applicants easily coast through the brutal examination process. Not long after, Sakuma is ordered by Colonel Mutou to search the home of a suspected American spy, the Japanophile John Gordon. Disguised as military police, Sakuma leads D-Agency on their first mission.
They easily complete training 
exercises that push them
لقد أكملوا بسهولة تمارين تدريب دفعتهم
Trainingseinheiten, die bis ans Äußerste
der mentalen wie physischen Grenzen gingen,
Superaron los ejercicios de formación que los
 llevaron a sus límites físicos y mentales.
Superaron los ejercicios de formación que 
los llevaron a sus límites físicos y mentales.
Cet entraînement les poussa
à leurs limites
Hanno superato senza problemi esercizi 
di addestramento pensati per spingerli
Eles rapidamente completaram o treinamento que desafiou os limites de seus corpos e mentes.