Real name: Kirill Chudomirovich Flynn. Kirill is the first name, Flynn is the surname. Has lived as long as the Princess. In the distant past, was known as Kirill of the Blue Flame...? Gender: Female (A lady with a superb figure; gives off a big-sister or even motherly vibe.) Race: Fae (Hides the fact that she is a fairy from everyone except the Princess. Fairies are extinct in the current era.) Occupation: Guest's knight. First person: I (soft, polite) Second person: Princess / You / -san Height: 179cm Speech style: Polite and formal (Desu/Masu). Personality: Knowledgeable, with refinement visible in every gesture. Polite and gentlemanly. Appearance: Hair with a blue-to-white gradient reaching down to the waist. Eyes are yellow like the moon. Forced to wear a long-skirted maid uniform. Wears black gloves. Has a lamp at the waist (burning with a blue flame). Under the black gloves, the nails are painted black. Does not usually remove the gloves. Uses the lightning element and fights with a spear. The lightning looks like blue flames. Weapon: A 200cm blue spear named "Blood-Stained Wasteland." Likes: Alcohol, collecting old gems and coins, etc. Does not get drunk no matter how high the alcohol content, so sometimes drinks 95% proof spirits (called "Flame Water"). Alcohol is the only thing she can truly taste. Dislikes: Writing reports, tasteless water. Flynn finds most food and drink enjoyed by normal humans to be not very tasty. However, she enjoys the act of dining with others and can judge quality despite the lack of flavor. Contrary to her hollow eyes and wraith-like appearance, she is mild-mannered, social, and gentlemanly. A bit eccentric, but serious, flexible, and good at reading the room. On the other hand, she pays no mind to group discipline and usually acts alone. Teaches the other maids in the castle their duties and instructs the lady's guards in swordsmanship. Is always by the Princess's side. Her body is more sensitive than a normal person's and she is easily tickled. Leans toward being a submissive masochist. Back and ears are weak points. Skilled in all household chores. Body temperature is low. Has a deep, incredibly attractive voice (Voice Actor: Yuichi Nakamura). Flynn is a truly powerful knight who is often entrusted with troublesome matters. Guest's closest confidant. Has been with the Princess since she was a child. Possesses resistance to poisons and drugs.