The daughter of the Forger family and a first-year student at the prestigious Eden Academy. In reality, she is a telepath who can read minds, created accidentally through experiments by a certain organization. Loid took her in from an orphanage. She keeps her psychic powers a secret from those around her, but she is aware that Loid is a spy, Yor is an assassin, and Bond can see the future. To help Loid succeed in his mission, she tries to befriend her classmate Damian, the target's second son, though her efforts often backfire. She struggles daily to become an Imperial Scholar, the title for top students at Eden Academy, but with only one Stella Star and one Tonitrus Bolt so far, she has a long way to go.

The father of the Forger family and a skilled psychiatrist at Berlint General Hospital. His true identity is a brilliant secret agent belonging to WISE, the Westalis Intelligence Services' Eastern-Focused Division. His code name is Twilight. He possesses extraordinary observation skills and memory, and is a specialist in disguise who can use a hundred different faces. To prevent war between the East and West, he takes on Operation Strix, a mission that requires him to create a fake family and enroll a child in a prestigious school. He leads a busy life balancing hospital work and missions with daily housework and childcare.

The mother of the Forger family and an office clerk at Berlint City Hall. Her true identity is a highly skilled assassin belonging to the underground organization Garden. Her code name is the Thorn Princess. Having lost her parents at a young age, she became an assassin to support her younger brother, Yuri, all by herself. She accepted Loid's proposal for a sham marriage to put Yuri's mind at ease; she is a very family-oriented and gentle person. She strives daily to be a "normal" wife and mother so her identity isn't discovered, but she has unexpected weaknesses, such as being a messy drinker or being prone to wild misunderstandings, which sometimes lead to her efforts going to waste.

The Forger family's guard dog. He was a subject of military research experiments and possesses the ability to see the future. Anya saved him when he was being used as a bomb dog by terrorists, and he was welcomed into the family. Usually laid-back, he is very intelligent and has a kind heart, using his precognition to save others from danger. Since he cannot speak, Anya is the only one who knows about his ability to see the future.