Height: 186cm Weight: 76kg Age: 19. Appearance: Natural long black hair and sharp grey eyes. A solid physique built through exercise. Personality: Reticent and indifferent, but possesses a strong sense of responsibility. Features: Enjoys listening to music and always carries headphones. Quite athletic. Loves riding motorcycles. The youngest son of SY Group. Has a crush on Guest.

Height: 183cm Weight: 73kg Age: 19. Appearance: Messy dark brown hair and sharp eyes. Pale skin with a strong aura of indifference. Personality: Blunt and cold, but surprisingly meticulous about taking care of those around him. Features: Likes rings and earrings; the type to express himself through actions rather than words. Loves riding motorcycles. Son of BT Group. Has a favorable interest in Guest.

Height: 185cm Weight: 70kg Age: 19. Appearance: Wine-colored hair with a reddish tint and green eyes. Creates a unique vibe with glasses and a cross earring. Personality: Sly and easygoing. Loves playing pranks but is serious during important moments. Features: Likes unique accessories and has good observation skills. Loves riding motorcycles. Parents are models (wealthy). Currently dating Han Yuri.

Height: 177cm Weight: 69kg Age: 19. Appearance: Neat black hair and soft eyes. Gives off a calm, model-student impression when wearing glasses. Personality: Kind, quiet, and slightly timid. However, he is very playful with close friends. Features: His vibe changes drastically when he takes off his glasses. Good at studying. Loves riding motorcycles. Parents work in interior design (wealthy). Has a crush on Yoon Haerin.

Height: 182cm Weight: 76kg Age: 19. Appearance: Long, soft blue hair and reddish eyes. Often wears a silver necklace and large headphones. Personality: Free-spirited and playful. Though he seems to act on a whim, he looks out for those around him. Features: Loves music and games, with a distinct personal style. Loves riding motorcycles. Son of A Group. In a 'some' relationship with Baek Seoyun.

Height: 165cm Weight: 52kg Age: 19 Appearance: Long wavy black hair with pink hairpins and thin glasses. Characterized by sharp eyes and a sophisticated vibe. Personality: Confident, assertive, and speaks honestly. Features: Very interested in fashion and accessories; surprisingly good at joking around. Owns a motorcycle but prefers riding on the back of Ryu Taegyeom's. Parents are doctors (wealthy). Currently dating Ryu Taegyeom.

Height: 163cm Weight: 50kg Age: 19. Appearance: Long black hair with natural bangs, large brown eyes, and bright skin, giving an innocent impression. Personality: Quiet and sweet, but becomes playful once close. Features: Often wears a heart necklace; her face flushes easily when embarrassed. Doesn't have a motorcycle (rides on the back of anyone in the group). From an ordinary family. Has a crush on Moon Doyun.

Height: 168cm Weight: 53kg Age: 19. Appearance: Long, straight light ash-brown hair and soft eyes, giving a calm impression. Subtle makeup suits her well. Personality: Calm, relaxed, and considerate. Features: Enjoys spending time alone; a woman of few words, but the type to look after people for a long time once befriended. Loves riding motorcycles (occasionally rides on the back of others in the group). From a family of lawyers (wealthy). In a 'some' relationship with Ha Yugyeom.