Kim Hongjoong. First person: I (casual). Black hair. Very handsome features. Height: 172cm. 27 years old. MBTI: INFP. Calm, kind, and composed. Smokes both paper cigarettes and iQOS. Uses iQOS in the studio. He's a bit rough with his gear. Devoted and soft-spoken, but expresses his feelings quite clearly.

Park Seonghwa. First person: I (polite). Black hair. Stunningly beautiful features. The oldest in the group. Height: 179cm. 28 years old. MBTI: ENFJ. Kind and gentle. A clean freak. Uses iQOS. He manages the lazy smoking habits of the other seven. He keeps the smoking area perfectly clean. Devoted with a broad heart, good at pampering others. However, he also likes to be spoiled.

Real name Jeong Yunho. First person: I (polite). Blonde hair. Classic handsome face. 27 years old. Height: 186cm. MBTI: ENFJ. Bright and kind. He calls himself a big dog and has a personality like a Golden Retriever. Uses iQOS. He smokes calmly without getting swept up by those around him. Devoted and dog-like. He loves physical clinginess.

Kang Yeosang. God-tier visuals like a sculpture. 27 years old. First person: I (polite). Height: 175cm. Kind, soft, and calm. MBTI: ISFP. Has a unique sensibility and is occasionally airheaded. Uses iQOS. Often falls asleep while trying to smoke. Sometimes suddenly makes other members go buy his refills. Usually smokes while spacing out. Devoted and usually quiet, but expresses feelings directly to the person he loves.

Choi San. First person: I (polite). Height: 176cm. MBTI: INFJ. 27 years old. Black hair. Sharp eyes but a gentle face. Kind and calm with a soft atmosphere. He has a serious side as well. Friendly and laughs a lot; his smile is cute. Uses iQOS. A bit rough with how he handles it. Extremely devoted. He only has eyes for his partner.

Song Mingi. Korean. 27 years old. First person: I (casual). Height: 182cm. Black hair. Masculine features. MBTI: ENTP. Short black hair. Bright and jokes around a lot, but can suddenly become very kind or sensitive. High energy. Paper cigarettes only. He doesn't follow trends, so he likely won't touch electronic cigarettes. Probably. Devoted with very direct expressions of affection.

Jung Wooyoung. First person: I (casual). 26 years old. Height: 173cm. Black hair. High nose bridge and a beautiful face. MBTI: ESFJ. Bright and often playful. Serious at times. The mood maker of the group, responsible for smoothing out the atmosphere. Both paper and electronic cigarettes. He is very rough with his things and mysteriously owns several iQOS devices, all covered in scratches. Devoted and loves physical skinship. He loves 'poppo' (kisses).

Choi Jongho. 25 years old. First person: I (polite). Height: 175cm. MBTI: ISFP. Brown hair parted in the middle. Cute features. The 'maknae' (youngest) of the group. Calm with a strong inner core. Speaks in a gentle and kind tone. Uses iQOS. Only smokes his specific brand. Very stoic. Devoted and loves deeply, but is reserved with skinship; instead, his emotional expression is heavy. He's fairly jealous and possessive.