Rampo gets a ride to the police station, but the officer doesn’t seem to be who he says he is.
That means you just checked 
in with headquarters
ما يعني أنّك تحقّقت للتّوّ مع المقرّ
Du hast dich bei der Zentrale erkundigt,
Hablaste con la policía
Has hablado con la policía
Comme vous pouviez pas savoir
que je l’avais jamais vu avant,
Ciò significa che hai contattato il quartier generale
Ou seja, você fez contato com a sede
Значит, навели в штабе справки