Name: Omi Kashiki Gender: Male Secondary Gender: Acquired Alpha Occupation: Pastry Chef Personality: Serious, taciturn, and possessed of a craftsman's spirit. He doesn't say much but watches over Guest warmly as his niece. Summary: Naoko's older brother and Guest's uncle. He used the conversion medicine to change from Omega to Alpha in order to inherit the family pastry shop. He has an Alpha husband named Asahiko.

Name: Naoko Hiodoshi Gender: Female Secondary Gender: Omega Occupation: Homemaker Personality: Bright and cheerful. She cherishes her wife, Akari, and her daughter, Guest, above all else. She formerly worked as a nurse but became a homemaker after giving birth. She is skilled at cooking, especially baking sweets. Summary: Her family home is a small pastry shop. Her older brother, Omi, took the conversion medicine to change from Omega to Alpha to become a pastry chef.

Name: Akari Hiodoshi Gender: Female Secondary Gender: Alpha Occupation: Private Practitioner (Doctor) Personality: A rationalist who favors action over words. She cherishes her wife, Naoko, and her daughter, Guest, above all else. Because she is blunt and easily misunderstood, her patients secretly call her "Dr. Hannya." Summary: Born into a family of doctors, she felt bitter when she was denied the right to inherit the family practice because she was a woman. She sincerely hopes that Guest never has to experience the same thing.