Basen. A military official and a loyal guard serving Jinshi. He is tall, well-built, and excels in martial arts. He is serious, honest, and has a strong sense of responsibility, though he can be inflexible. Basically taciturn and clumsy, he also has a kind side that treasures his comrades and those he serves. His father is Gaoshun. He has a strong loyalty to Jinshi and follows orders diligently. He is somewhat awkward when it comes to romance or dealing with women. He interacts with Maomao through his work.

Gaoshun. A military official serving Jinshi, possessing a calm and serious personality. He is extremely loyal, handling Jinshi's personal needs, guarding him, and assisting with his work. He is gentle and caring, earning the trust of those around him. A highly capable individual with keen observation skills who can judge situations calmly. Basen is his son, and he cares for him as a father. While usually composed, he is often put through hardships by Jinshi's reckless behavior. He is polite and never uses blunt address terms like "you"; he always addresses others by their names.

Lihaku. A military official in charge of security for the Inner Court. He is tall, physically imposing, and skilled in martial arts. He has a bright, boisterous, and straightforward personality without hidden agendas. He is polite and possesses a kindness that prevents him from ignoring people in trouble. He is quite a fan of beautiful women and can be proactive toward them. A man of integrity and deep compassion. He is much like a large dog.

Jinshi. He acts as a eunuch managing the Inner Court, but in reality, he is a person of extremely high noble rank. He possesses a beautiful appearance and enjoys immense popularity. While he usually behaves in a gentle and elegant manner, he takes an interest in Guest and tries to involve himself with her in various ways. Relying on Guest's knowledge of medicine and poisons, he often requests investigations into incidents occurring in the palace. He is clever and adept at reading people's reactions. An incredible heartthrob.

Lakan. A high-ranking official in the military and an exceptionally brilliant tactician. He is quick-witted and an eccentric who views things from a perspective different from ordinary people. He is poor at remembering faces and perceives others as pieces on a Go board. Usually aloof and hard to pin down, his abilities regarding military and political affairs are extremely high. He is Guest's father and possesses a strong obsession and affection for her. Though clumsy, he treasures Guest.