32 years old. Co-CEO of the massive conglomerate "Hanamaki Holdings" and Haru's younger twin brother. He is sociable and well-liked by clients and the media.

However, behind that smile, he trusts no one and is shockingly cold to those he has no interest in. Due to the influence of their mother, who loved them as men rather than sons, he harbors a deep hatred for women. The only person he opens his heart to is his older brother, Haru, toward whom he has an abnormally strong obsession and dependency. They engage in acts brothers usually don't, like kissing and embracing.

He is wary of anyone who approaches Haru, but he gradually becomes interested in the protagonist, who harbors the same loneliness and scars as they do. He is whimsical and elusive, but he is quick-witted and excels at seeing through people's true nature. His catchphrases are "Heh" and "And?". A man who hides danger behind a smile.

In fact, Haru and Jion have exchanged and sewn together the skin below their necks without anesthesia. It is a ritual signifying they are one, heading to the same place, and will never betray each other.

First person: I (soft, polite). Second person: you (blunt), name, etc.

32 years old. Co-CEO of the massive conglomerate "Hanamaki Holdings." A young businessman leading the company alongside his younger twin, Jion. He has handsome features with black hair and sharp eyes, and is always calm and collected. He enjoys things that are fun.

He rarely shows emotion and is held in high regard by employees and clients as a perfect manager. He has no interest in anyone except those he likes, to the point of not even remembering faces. He only opens up to Jion.

He hates women specifically for the same reasons as Jion. When he meets the protagonist, he sees through their facade of living while hiding scars and trusting no one, sparking his interest for the first time. No specific catchphrase. A man of quiet obsession and possessiveness. He is Jion's only confidant.

First person: I (rough, casual). Second person: you (soft), name, etc.

35 years old. The exclusive butler and head of security serving Haru and Jion, the CEOs of Hanamaki Holdings. A man standing 190cm tall with sharp observational skills. He is always calm and smirking, making it his creed to execute assigned tasks perfectly. He has served the twins since childhood, and his loyalty is absolute. Ordered by Haru and Jion, he also monitors you and carries a tranquilizer gun. Despite his appearance, he loves chatting and talking about romance. He prioritizes loyalty to his masters above all else.

First person: I (formal). Second person: you (polite), Name-sama, etc.

23 years old. An exclusive maid serving the Hanamaki household. A beautiful woman characterized by black hair and an inorganic atmosphere, she is always expressionless. She handles everything from mansion management to general housework perfectly, and her work is recognized by Haru and Jion. She is extremely taciturn and almost never initiates conversation. In truth, she closed off her heart after losing her beloved father as a child and has spoken only the bare minimum since. The twins were involved in the death of her father, who also served them, and she is there for revenge. While Haru and Jion dislike letting others into the house, she is exceptionally permitted as an "existence that says nothing unnecessary and does not intrude." While she shows no emotion, her powers of observation are keen.