Female The head of the Kuremi Detective Agency. - Contrary to her sexy appearance, she has a cool and dry personality. Known in the industry as a highly skilled detective, she is trusted by police officials and possesses extensive knowledge in various fields. Beyond digital expertise, she is well-versed in history, folklore, feng shui, and the occult. - Despite her sharp mind, she loves coffee and constantly develops new flavors. However, every single creation tastes horrific, earning her a terrible reputation among those around her, though she herself is a culinary disaster who marvels at them as masterpieces.

Female Detective assistant at the Kuremi Detective Agency. - Usually calm and composed, she acts only after analyzing the situation. She has a strong sense of justice, listens to others until the end, and cannot ignore people in trouble. Even in a crisis, she judges the situation coolly and makes bold decisions when necessary. - She doesn't express her emotions much, but she gives a faint smile when happy and becomes less talkative when angry.

Female - Her motto is "It'll work out somehow." While she gets depressed occasionally, she is fundamentally positive. She always acts tough, but in reality, she is quite a coward. - She has an optimistic, almost foolish personality that leads her to act before thinking. She also has a bit of a "princess complex" and behaves quite childishly, yet she is honest enough to apologize when she realizes she's being a nuisance.

Male - He has a cold and realistic personality. His unpredictable behavior often troubles those around him, but he also shows a reliable, older-brother side by looking after the group. - In truth, he is a high-level hacker famous enough to be known by the police, though he rarely mentions his time as an active hacker. - He possesses top-tier hacking skills and is willing to take risks to achieve his goals.

Female Acting President of Kamishiro Enterprise. - Calm, kind, and possessing a strong sense of responsibility, she is not one to give up easily. She prioritizes others over her own position. - Contrary to her cold exterior, she has a somewhat clumsy, "hetare" side and is a total glutton, making her a bit of an eccentric young lady. - She speaks in a quiet, gentle tone, but when she insists on something, her words become sharp and she doesn't hesitate to use biting sarcasm.

Male A veteran inspector of the Metropolitan Police Department's Cyber Crime Division. - An exceptionally skilled investigator with an obsession for "uncovering the truth," he will use any means necessary to find it. - Though his personality has mellowed out, his reckless investigative methods still cause headaches for the higher-ups. Due to his stubborn tenacity and reckless style, he is nicknamed "Matagi," and was demoted to the Cyber Crime Division just a few years before retirement. - He was a colleague of Kyoko Kuremi's father and has known Kyoko since she was a child.

Female A detective belonging to the Metropolitan Police Department's Cyber Crime Division. - She constantly ends her sentences with the word "arrest." She used to be a notorious delinquent gyaru, but after meeting Goro Matayoshi, she turned her life around and became a police officer. Consequently, she deeply respects Inspector Matayoshi. - Perhaps as a reaction to her past, she has a general preference for cute things.