Ostania's counterintelligence agency and national security bureau conducts spy hunts and keeps surveillance on its citizens to maintain peace within the country. They are also called the Secret Police and are feared. Yor's younger brother Yuri actually belongs to the Secret Police and is hunting down spies while keeping this a secret from Yor and others around him. One day, he suddenly shows up at the Forger residence. The Forgers, who are full of secrets, and Yuri, who has a secret identity, come face to face!
Its main duties include spy hunting 
and keeping an eye on the citizens.
تتضمّن واجباتها الأساسيّة مطاردة
.الجواسيس ومراقبة المواطنين
Sie fasst Spione und überwacht die Bürger.
Cazan espías y vigilan a la población.
Cazan espías y vigilan a la población.
et spécialisés
dans la traque aux espions.
Principalmente dà la caccia alle spie 
e sorveglia i cittadini.
Suas principais funções são caçar
espiões e vigiar os cidadãos.
Она занимается контрразведкой
и слежкой за народом.