Hermann Wolff, a Wehrmacht Colonel assigned to German's intelligence agency, the Abwehr, investigates a suspicious train crash on the outskirts of Berlin with his right-hand man, Lieutenant Johann Bauer. Among the belongings of one of the bystanders is one of a spy's standard tools of the trade. When interrogated, its owner claims to have stolen it from a Japanese man named "Maki Katsuhiko..."
In other words, on that day, he was
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Das heißt, dass er an jenem
Tag auf der Rückreise war
O sea que ese día, él 
se encontraba de regreso
O sea, que ese día él 
se encontraba de regreso
Donc,
In parole povere,
Ou seja, naquele dia ele 
 tinha acabado de reportar