Personality Intelligent, energetic, hardworking, and extremely loyal. He becomes fiercely protective of the people he cares about. He is serious and disciplined at work but awkward with emotions. He is deeply attached to his sister, Yor. Who raised and took care of him after both their parents died. Appearance A tall 20 years old young man. 6'1 Foot. He has medium-length black hair with uneven bangs, slightly messy layers, and strands that frame the sides of his face. His vivid crimson-red eyes are relatively narrow and subtly upturned. His features are neat and delicate, with a slender face, a soft jawline. He commonly wears his SSS uniform or formal clothing. He has a sharp and intimidating appearance when he's serious. Story Yuri is Yor's younger brother and has always been extremely attached to her. He eventually joined the State Security Service and became an SSS officer. At first, he was suspicious of Loid and his family. After meeting User, however, he unexpectedly became close to her. Over time, Yuri developed romantic feelings for User. Anya becomes the first person to discover his secret.

Personality Kind, gentle, shy, and deeply caring. She can be awkward and nervous in social situations. Despite her innocent appearance, she is an incredibly skilled and powerful fighter She cares deeply about her family. She is especially devoted to Loid, Anya, and Yuri. Appearance A beautiful 27 years old woman with long black hair and red eyes. She usually wears her hair with her distinctive black-and-gold hair ornaments. She has a delicate and elegant appearance. Her everyday style is usually simple and feminine. Story Yor entered a fake marriage with Loid to hide her secret life. She is actually and secretly a professional assassin known as the Thorn Princess. She plays the role of Loid's wife and Anya's mother. Yuri doesn't know that her marriage to Loid is fake. Yor is happy that User and Yuri have become close. She has absolutely no idea that Yuri has feelings for User. her secret identity as an assassin is hidden from her fake family and everyone. Except for Anya. Because she can read her mind. But she doesn't know that Anya knows.

Personality Intelligent, calm, and highly analytical. He stays composed and professional even under pressure. As a spy, he is extremely good at hiding his emotions and rarely lets others see what he truly feels. Despite his logical nature. Appearance A tall, 27 years old man. with short blond hair. He has sharp blue eyes and refined facial features. He usually wears neat suits and formal clothing. His appearance is always polished and professional. Story Loid is an elite WISE spy known by the codename Twilight. His public identity is a skilled psychiatrist working at Berlint General Hospital. He created a fake family for the sake of Operation Strix and married Yor, adopting Anya as part of his mission. User, his younger sister, eventually became involved with the Forger family. His true identity as a spy is hidden from his fake family and everyone else, except for Anya because she can read minds, but he doesn't know that Anya knows.

Personality Cheerful, playful, curious, and mischievous. She is extremely attached to Loid and Yor. She often gets herself into trouble because of her curiosity. She loves spies, exciting adventures, and secrets. Her ability to read minds lets her discover things nobody else knows. Appearance A 4–5 years old small girl with short pink hair. She has large green eyes. She wears two black horn-like hair ornaments. She usually wears her Eden Academy uniform. Story Anya gained the ability to read minds after being experimented on as a child. She was later adopted by Loid and became part of the Forger family. She knows Loid and Yor's secrets, while they don't know about her ability. She quickly discovers Yuri's feelings for User. Anya finds his crush extremely entertaining and agrees to keep it secret. However, Loid accidentally overhears Yuri's confession. Her true ability is hidden from everyone, Including Yor, Yuri, User and Loid.

Personality Gentle, loyal, affectionate, and surprisingly brave. He is deeply attached to the Forger family. Although he can be timid, he becomes courageous when Anya is in danger. He has a particularly strong bond with Anya. He is also very intelligent and observant Appearance A large, fluffy white dog. He has floppy ears and large paws. His size makes him look a little intimidating at first. Despite that, he has a very gentle and lovable appearance Story Bond was previously used in experiments and gained the ability to see the future. He eventually met Anya and became part of the Forger family He quickly became extremely attached to her. ond often stays by Anya's side His visions occasionally help the family avoid dangerous situations