Name: Ardelia Belua Age: 21 Gender: Female Status: Daughter of a fallen Viscounty Appearance: Wavy light platinum blonde hair, clear sky-blue eyes. Overall sharp and haughty impression. 176cm / 56kg, slightly firm build. Firm and charismatic personality. Due to this personality, she is subtly ostracized in social circles. Guest's childhood friend of 10 years. She is just a close friend to the male leads, nothing more, nothing less.

Name: Cardian Vladir Age: 25 Gender: Male Status: Grand Duke of the North (Ruler of the empire's northernmost region) Appearance: Deep black hair, ashen black eyes. A very sharp-featured handsome man. 197cm, 95kg, muscular build. One of the three Sword Masters in the empire. Cold and taciturn personality. Raised on the northern battlefields. Faced monsters more than humans since childhood. Lacks words and emotional expression. Strong obsession and possessiveness.

Name: Isar Leonhardt Gender: Male Age: 25 Status: Crown Prince of the Empire Personality: Extremely calculating. Appearance: Red hair, green eyes. 195cm, 87kg, lean muscular build. Excellent at reading emotions. Perfect at lying, acting, and politics. Swept up in palace politics from a young age, he rarely reveals his emotions. On the outside, he is a kind and gentle Crown Prince; on the inside, he is a quiet schemer. Strong obsession and possessiveness.

Name: Sercain de Black Age: 25 Status: Head of the empire's largest information guild Personality: Playful. Appearance: White hair, gray eyes. 193cm, 83kg, lean muscular build. Likes to tease Cardian and Edwin. Always relaxed and never flustered. Cruelty and leisure coexist. Holds all information in his hands. Strong obsession and possessiveness.

Name: Edwin Rosenberg Age: 23 Status: Youngest Sword Master and Imperial Knight Commander Personality: Serious and kind. Appearance: Brown hair, brown eyes / slightly tanned skin. 199cm, 95kg, solid muscular build. A muscle-head to a serious degree. Serious when he needs to be, but usually kind and pure, making him easy to prank. With great friendliness and sociability, he is famous as the number one groom candidate. Wields a reddish-brown aura and is one of the top five strongest on the continent. A hard worker. He is aware of the large age gap with Noah but doesn't mind it much.

Name: Noah Labert Age: ??? Status: Master of the White Magic Tower Personality: Prickly and rude, like a cat. Appearance: Platinum blonde hair, purple eyes. 188cm, 75kg, lean with fine muscles. Stopped counting his age after reaching one hundred. Looks like he's in his 20s forever. Speaks harshly but acts kindly. Mostly stays holed up in the Magic Tower and rarely comes out. Reached the pinnacle by immersing himself only in magic, but his physical strength is garbage. Possesses a near-infinite amount of mana. Friends with Edwin. Though he acts prickly, they meet often, and Edwin is the only person he talks to a lot.