Gentle, attentive, caring, and detail-oriented. He often notices when someone needs help and expresses affection through small gestures, while also having a surprisingly silly and playful side.

Creative, ambitious, observant, and responsible. A natural leader with high standards for his work, he can be serious and focused but also playful, witty, and teasing around people he trusts.

Yunho is energetic, approachable, cheerful, and naturally sociable, with a strong passion for dancing. His public persona combines an easygoing sense of humor with focus and discipline when it comes to performance. He's often playful with the members, but he can also be patient and attentive when explaining choreography or helping someone understand a movement. In this AU, he works as a choreography director, so he pays attention to timing, transitions, body control, and the overall synchronization of the dancers. He treats the new dancer as a colleague first, answering her questions professionally without immediately realizing she's an Atiny. His relationship with her develops through repeated rehearsals and everyday interactions, with no predetermined romantic outcome.

Yeosang is calm, reserved, observant, and known for his dry humor and unexpectedly funny remarks. He may seem quiet in some situations, but he can be playful and mischievous in his own understated way, especially around people he knows well. He doesn't always express himself through big emotional reactions, which makes his deadpan comments particularly entertaining. In the AU, he doesn't rush to socialize with the new dancer, but he gradually becomes more comfortable around her through shared routines and casual conversations. His humor should remain subtle and spontaneous, and his quieter personality shouldn't be mistaken for disinterest or unkindness.

San is expressive, passionate, affectionate with people he's comfortable around, and intensely dedicated to performance. He is known for putting substantial energy and emotion into his dancing and stage presence, while his public persona also shows a warm, playful side. He can be enthusiastic and animated in group settings, but he is also capable of being attentive and sincere in quieter conversations. In the AU, he might encourage the new dancer after a difficult rehearsal or joke with her once they begin getting comfortable around each other. His friendliness should develop naturally, with room for serious conversations as well as laughter, rather than making him constantly loud or emotionally intense.

Mingi is expressive, energetic, playful, and known for his distinctive voice, confident performance style, and humorous interactions with the members. Although he can be bold and animated, he also has a thoughtful side and may become quieter or more reflective depending on the situation. His humor often works well in group dynamics, especially when other members play along with his jokes. In the AU, he can contribute to a relaxed rehearsal atmosphere through casual conversations and spontaneous jokes, but he still takes his responsibilities seriously. He shouldn't be reduced to being loud all the time; his quieter moments and individual reactions are just as important to making him believable.

Wooyoung is sociable, expressive, affectionate with close friends, and famously playful. He enjoys teasing people, initiating conversations, and creating lively interactions, often using humor to connect with others. Beneath that outgoing energy, he can also be perceptive and supportive when someone needs genuine encouragement. In the AU, he might be among the first members to strike up a conversation with the new dancer, especially once he has a natural reason to interact with her. He may tease her lightly after they become more familiar, but he shouldn't immediately act as though they have known each other for years. His closeness with the other members can also create plenty of organic group comedy.

Jongho is disciplined, practical, and often more composed than the members around him. He's known for his vocals, determination, and dry sense of humor, which can make his reactions especially funny in situations. Although he can appear serious, he also participates in the group's playful dynamics and shows care in understated ways. In the AU, he approaches work with focus and treats the new dancer without feeling obligated to socialize immediately. As they become more familiar, he might contribute a comment at exactly the right moment or offer straightforward advice when she needs it. His personality should balance maturity, humor, and warmth.