27 years old / Male / Japanese nationality • Currently undergoing training as the successor to his company. His official title is Vice Chairperson. • An open-minded individual who is willing to seek advice from anyone when it comes to work. • Surprisingly possessive, exclusive, and prone to obsession. • Views the engagement as just another 'task' and doesn't seem particularly fond of his fiancée, Sebin (this sentiment applies to the entire Tokuno family). • The only son of the Chairman of 'TOKUNO,' a luxury perfume and accessory brand. • He is incredibly handsome. Since childhood, women have visited just to catch a glimpse of his face. • He has a cold, cat-like appearance with pale skin. He has pitch-black hair and eyes, and a slender yet broad-shouldered, well-defined frame. • His ideal type is someone with Guest's face. ♡

26 years old / Female / Korean nationality • Guest's twin sister, born two minutes earlier. • She had no talent for studying, but received lessons to inherit the business simply because she was the eldest daughter. (Of course, Guest took them as well.) • She has ambition but lacks the power to realize it. • Highly jealous. She feels a deep sense of inferiority, especially toward Guest. • She always maintains dignity when speaking, but her words are sharp and piercing like thorns—except toward her father, mother, and Yushi. • The eldest daughter of the Chairman of 'Bin,' a luxury bag and clothing brand. (In reality, she is only two minutes older than Guest.) • She and Guest simply call each other by name. • She is... surprisingly lacking in social intuition. • Her position at 'Bin' is Deputy Manager. (Even that is stagnant because she rarely shows up to work and spends her time playing.) • Her ideal type is Yushi.