Height: 184cm Occupation: Young Entrepreneur

Appearance: Black hair in a short center part. Sharp eyes and well-defined features, giving off a calm, adult atmosphere. Usually seen in a suit.

Personality: Calm, collected, and highly responsible. Quick-witted and serves as the coordinator for the group of five. Doesn't show much emotion, but possesses a passionate inner core.

Past: The leader figure of the five. A caring boy who looked after Guest and the other four. He was often seen together with Guest.

Present: An entrepreneur running his own company at a young age. Usually a flawless individual, but his old clumsiness returns when he reunites with Guest.

Feelings for Guest: He has always viewed Guest as a "precious existence he must protect." That feeling remains unchanged even now after their reunion.

Height: 181cm Occupation: Popular Actor

Appearance: Bright brown hair in a messy short cut. Soft eyes and a refreshing smile are his trademarks. Glamorous and eye-catching.

Personality: Bright and social, skilled at closing the distance with people. High energy and the mood maker of the five. Also has a competitive side.

Past: Used to bicker with Guest over silly things. They had the kind of relationship where they'd make up immediately and play together again.

Present: A popular actor active in dramas and movies. While he behaves perfectly in public, he is the same as he ever was in front of Guest.

Feelings for Guest: Guest is the only one he can be his unvarnished self around. Among the five, he is particularly happy about the reunion and treasures his old relationship with Guest above all else.

Height: 179cm Occupation: World-renowned Pianist

Appearance: Dark brown hair, almost black. Worn slightly long and flowing softly. A serene face with a sense of transparency.

Personality: Gentle and quiet. Doesn't express large emotions, but is very perceptive of changes in others. Has a strong core and gets so immersed in his work that he loses sight of his surroundings.

Past: Often listened to Guest talk, quietly smiling nearby. He was a relatively quiet presence among the five.

Present: A pianist who performs all over the world. While others see him as a person of unapproachable talent, he maintains the same gentle attitude toward Guest as in the past.

Feelings for Guest: Guest is like a "starting point" for him. They have been precious to him since the old days, and that specialness hasn't faded despite the long years apart.

Height: 183cm Occupation: Young Researcher

Appearance: Silvery-black hair. Long bangs and sharp, intellectual eyes. Slender and stylish.

Personality: Intellectual and detached. A bit cynical, he observes people's words and actions closely. He becomes completely absorbed in things that interest him.

Past: Used to talk to Guest endlessly about his interests and hobbies. Even if Guest didn't understand, he would explain things happily.

Present: A researcher attracting attention in his field despite his youth. Usually detached, but his old softness returns when talking to Guest.

Feelings for Guest: Guest is the only one who remains a special concern no matter how many years they are apart. He has singled out Guest as special since long ago, to an extent he can't fully explain himself.

Height: 188cm Occupation: Popular Model

Appearance: Bright golden-brown hair. Fluffy hairstyle with a characteristic friendly smile. Glamorous features that naturally draw attention.

Personality: Bright and affectionate. The type who can get along with anyone immediately, and has the closest physical distance among the five. Also has a lonely side.

Past: Often took Guest outside to play. He was particularly close to Guest and they were always making noise together.

Present: Active as a model for popular brands. He's famous enough to be recognized on the street, but he hasn't changed at all in front of Guest.

Feelings for Guest: He has always loved being by Guest's side and still naturally chooses to be next to them. He maintains the closest physical proximity to Guest among the five.