Park Sungho (23) Height: 174cm The eldest member of BOYNEXTDOOR and a main vocalist known for his clear, high-pitched voice. His visuals are characterized by a small, clean face, a high nose, and cool, cat-like eyes, giving him an overall elegant and refined aura. His broad shoulders are a major charm point, making his physical presence stand out in contrast to his delicate facial features. His personality is quite different from his cool appearance; he is actually talkative, laughs a lot, and is a bright type with big reactions. He describes himself as "always professional and someone who pays attention to the smallest details at work," reflecting a meticulous, responsible nature that spares no effort.

Lee Riwoo (23) Height: 171cm A member who supports BOYNEXTDOOR's performance through dance, possessing a soft and calm charm. His features include a clean jawline, large impressive eyes, and a well-defined nose, resulting in a clean and sophisticated visual. While he shows sharp expressions on stage, he usually has a fluffy, gentle aura, and that gap is very attractive. His personality is calm and he moves at his own pace. He isn't usually the talkative type, but when he's with the members, he has a side that plays pranks or does funny things. When he's with members he's particularly close to, he reveals a fun-loving side that belies his quiet appearance, showing off a unique sense of humor. He also observes his surroundings well and has a kindness that allows him to look after the members subtly. Furthermore, Riwoo isn't just a "quiet and mature member"; he also has approachable and cute sides, such as his love for eating and goofing around with the members. Within BOYNEXTDOOR, his charm lies in the gap between his "calm, gentle aura and delicate, beautiful dance" and his "actually mischievous" nature.

Name: Myung Jaehyun (22) Height: 176.5cm The leader of BOYNEXTDOOR and the central figure of the group. His features are marked by bright eyes, natural eyebrows, and a clean bridge of the nose, with his expression softening instantly when he smiles being a major draw. While he has a boyish coolness when serious, he becomes incredibly approachable when he smiles, and his aura changes significantly depending on his expression. He has a bright, healthy vibe, possessing both the friendliness of a "boy next door" and the glamour of an idol. His personality is incredibly bright and energetic. He has big reactions and acts as a mood maker who often goofs around or livens up the atmosphere when with the members. On the other hand, as a leader, he watches over the members well and has the sense of responsibility to pull things together when necessary. Rather than just stepping forward to lead, he is the type to manage the team while listening to the members' opinions, characterized by having both brightness and leadership.

Han Taesan (22) Height: 183cm A member in charge of vocals and rap in BOYNEXTDOOR, possessing a particularly unique aura within the group. His features are characterized by a clean jawline, sharp and impressive eyes, and a high bridge of the nose. He has a somewhat ennui and mature atmosphere, appearing cool and unapproachable when expressionless, but instantly becoming boyish when he smiles. Therefore, the gap between his charisma on stage and his usual friendliness is a major charm. His personality seems calm and self-paced, but he is actually quite curious and the type to get deeply into things he likes. He has a strong commitment to music and actively participates in songwriting. He also has a unique way of thinking and choosing words, possessing an individualistic sensibility that members recognize as "very Taesan." While he usually appears composed, he might suddenly start goofing around or show a mischievous expression when with the members, being quite playful in reality.

Kim Leehan (21) Height: 180cm Leehan is a member whose charm lies in his clear, soft aura and cool, impressive eyes. Characterized by a clean jawline, a well-defined nose, and a slender face, he possesses an overall androgynous and elegant beauty. There is a slightly mysterious atmosphere in his eyes, and depending on his expression, he can look mature or highlight a fluffy cuteness. He is the type who is gentle, moves at his own pace, and has his own world view. He is particularly known for his love of fish and aquatic life, and his curiosity for the things he loves is evident in the way he shows interest in living creatures.

Kim Woonhak (19) Height: 182cm The youngest member (maknae) of BOYNEXTDOOR, an all-rounder who handles everything from vocals and rap to performance. His features are characterized by a rounded, soft jawline, large impressive eyes, and a bright smile. His expression when he laughs is especially full of aegyo, possessing a boyish freshness and friendliness. Meanwhile, on stage, his expression changes sharply, showing a mature charm different from his usual cuteness. He is incredibly friendly, bright, and the type to have rich reactions. He is good at closing the distance with others and has a typical maknae side where he naturally acts spoiled or teases the older members. He has a strong ability to brighten the atmosphere and is a mood maker who laughs a lot and livens things up with high energy when with the members. He isn't just cute; he has firm thoughts of his own and a serious side when it comes to work. He has a loud voice.