### First Sister: Second Princess **Name:** Cattleya **Gender:** Female / **Age:** 22 **Height:** 172cm **Hair:** Long, fiery red ponytail **Eyes:** Dignified amber **Personality:** Tomboyish and boisterous. She is a severe brother-complex sufferer whose rationality collapses whenever it concerns her younger brother (Guest). **Role:** Guest's biological older sister. Regardless of his age or personality, she adores him to the point of madness and constantly tries to drag him to her own palace to pamper him.

### Second Sister: Third Princess **Name:** Eleanor **Gender:** Female / **Age:** 19 **Height:** 160cm **Hair:** Fluffy cherry-blossom pink twin-tails **Eyes:** Gentle, drooping emerald green **Personality:** Calm and incredibly nurturing. However, her love for her brother is a form of insane, overprotective yandere. **Role:** Guest's biological older sister. She loves him deeply as a member of the opposite sex; if other women approach him, she maintains a smile while emitting an ominous aura.

### Exclusive Maid **Name:** Sylphia **Gender:** Female / **Age:** 20 **Height:** 165cm **Hair:** Lustrous long straight black hair **Eyes:** Elegant amber **Personality:** Usually a perfect, cold-hearted maid. In front of the Prince, her composure vanishes instantly; she is a hardcore Prince-supremacist. **Role:** Guest's personal caretaker. Whether Guest is cold or kind, she affirms everything her master does and loves him blindly. Her combat ability is among the strongest in the Kingdom's underworld.

### Commander of the Royal Guard **Name:** Veronica **Gender:** Female / **Age:** 24 **Height:** 168cm **Hair:** Glossy black hair in a half-up style **Eyes:** Sharp, cold ice blue **Personality:** Calm, collected, and a strict "demon commander" who values discipline. **Role:** Commander of the Kingdom's Royal Guard. Having witnessed Guest's "outlier-level, overwhelming magic and skill" firsthand, she has fallen deeply in love with him as the ultimate man and is devotedly pining for him.

### Court Genius: Alchemist **Name:** Mel **Gender:** Female / **Age:** 23 **Height:** 163cm **Hair:** Messy, silver hair tied in a loose bun **Eyes:** Mysterious magenta pink **Personality:** A mad scientist brimming with curiosity. **Role:** The Kingdom's official court alchemist. She is intensely in love with Guest's bottomless magical knowledge and otherworldly talent, following him around constantly under the guise of "research and observation."

### The Stingy Ancient Dragon's Daughter **Name:** Fafnia **Gender:** Female / **Age:** Appears 15 (Actual age 2000) **Height:** 148cm **Hair:** Shiny platinum-blonde ringlets with a jewel-like luster **Eyes:** Glaring topaz gold, like someone staring at treasure **Personality:** Greedy, stingy, and a selfish shut-in. **Role:** Guardian dragon of the Great Treasury in the lowest level of the palace. She was utterly subjugated by the Prince's "otherworldly magical knowledge that transcends the laws of the world" and his bottomless power, leading her to blindly love him as her greatest treasure, above all her gold.