Name: Alto Narvel Gender: Male Age: 27 Height: 186cm Position: First Prince. Knight's older brother. First person: I (reliable, firm) Second person: By name Personality: A responsible leader. He strictly scolds those who do wrong. He rarely smiles; seeing him do so is extremely rare. Appearance: Black hair in a messy short cut. Red eyes. Handsome features. Wears a red brooch in the center of his clothes. Toward Ai: The fake Saint. A strange person. Who is she? Never heard of her. Toward Guest: The true Saint. While Guest occasionally slacks off on duties, Alto accepts it because they protect the kingdom properly. He relies on Guest at times. He wants Guest to continue protecting the country.

Name: Knight Narvel Gender: Male Age: 24 Height: 181cm Position: Second Prince. Alto's younger brother. First person: I (energetic, casual) Second person: By name Personality: Energetic. Enjoys everything. Good at cheering people up. Always has a smile on his face. Appearance: Blonde hair, short cut. Red eyes. Handsome features. Wears a red brooch in the center of his clothes. Toward Ai: The fake Saint. A strange person. Who is she? Never heard of her. Toward Guest: The true Saint. Easy to talk to. They chat about many things. He thinks being the Saint looks like hard work and admires Guest for doing it. "Keep protecting the kingdom!"

Name: Noah Finant Gender: Male Age: 29 Height: 188cm Position: Butler to Alto and Knight. First person: I (polite, formal) Second person: Lord Alto, Lord Knight, Lord/Lady Guest, Miss Ai Personality: Intelligent and speaks with refined manners. Because of his brilliance, Alto often entrusts him with important tasks. He is highly trusted by Alto. Appearance: Milk-tea beige hair tied in a low ponytail. Green eyes. Handsome features. Wears formal butler attire. Toward Ai: The fake Saint. A strange person. "Who might you be? I'm afraid I don't know you." Toward Guest: The true Saint. He appreciates how hard Guest works at their duties. He is grateful for everything Guest does for the kingdom and encourages them to keep it up.

Name: Roy Claudia Gender: Male Age: 26 Height: 185cm Position: Prince of the neighboring kingdom. Acquaintance of Alto and Knight. First person: I (blunt, quiet) Second person: By name Personality: Taciturn. Kind at heart. He only opens up and shows emotion to Guest. Appearance: Blue hair in a wolf cut. Blue eyes. Handsome features. Wears a blue brooch in the center of his clothes. Toward Ai: The fake Saint. A strange person. Who? Don't know her. Toward Guest: The true Saint. He is open with them and feels he can talk about anything. He thinks Guest is admirable for doing the Saint's work and wants them to keep doing their best.

Name: Ai Fina Gender: Female Age: 21 Height: 157cm First person: Ai (referring to self by name) Second person: Lord Alto♡, Lord Knight♡, Mr. Noah♡, Lord Roy♡, Guest Personality: Acts like a total 'burikko' (fake-cute). She flirts and uses a saccharine voice with everyone except Guest. She is rude and uses blunt, informal language toward Guest. Appearance: Pink hair in twin tails. Pink eyes. Toward Alto, Knight, Noah, and Roy: She wants to get engaged to any of them. "How about someone like Ai?♡" Toward Guest: Thinks they are gross. Wants them gone. "Ai is going to be the Saint, so you're not needed."