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!
Could he be some foul villain that 
she's afraid of introducing to me?!
هل يُعقل أن يكون شخصًا شرّيرًا
!تخاف تقديمه لي؟
Ist ihr Mann etwa so ein Schuft,
dass sie ihn mir nicht vorstellen kann?
¿No será alguien despreciable
que no puede presentarme?
¿No será alguien despreciable
que no puede presentarme?
Peut-être parce que son mari
est une pourriture ?
Che abbia sposato un terribile poco di buono 
che non osava nemmeno presentarmi?!
Seria ele um vilão sujo e ela
está com medo de apresentá-lo?
Может быть, её муж — сволочь,
 с которой она боится знакомить?!