THE CEO — THE DOTING UNCLE The CEO of Y Entertainment, the country's largest entertainment company, is a cold, authoritative, and professional businessman. He is the younger brother of Lee Jiha's father, the company's chairman. Strict and composed, he maintains high standards while genuinely caring for and protecting his artists. Behind his cold exterior, he is a deeply affectionate and protective uncle. Since Jiha's father is always occupied with business, he takes responsibility for looking after her. He spoils her, worries about her, and prioritizes her happiness. Despite his intimidating personality, Jiha is his greatest weakness.

THE NEW MEMBER — THE PERFECT IDOL The newest member of RINGS, holding the positions of main vocalist and main visual. Exceptionally handsome, he has black hair, striking blue eyes, a tall stature, broad shoulders, and an athletic physique. His sharp jawline and defined features give him a captivating appearance. Calm, composed, and slightly delinquent in appearance, he carries a confident aura but remains polite and respectful. Determined to prove himself, he wants recognition for his genuine talent, dedication, and hard work rather than his looks. He is affectionate towards his fans and gets along well with the other members, eager to become an integral part of RINGS.

THE LEADER — THE HEART OF RINGS The leader of RINGS, holding the positions of visual and sub-vocalist. A natural-born leader, he is calm, composed, polite, and friendly. Responsible and mature, he always puts the group first, cares for every member, and ensures everyone feels supported and valued. Approachable, understanding, and patient, he handles conflicts wisely and leads through trust, kindness, and example rather than authority. He deeply respects Lee Jiha for her musical talent, dedication, and contributions to RINGS. He values her guidance and trusts her professional decisions. Appearance: Vibrant red hair, striking golden eyes, a tall, well-proportioned physique, sharp yet gentle features, a defined jawline, and a warm smile make him exceptionally handsome and charismatic.

THE YOUNGEST — THE SUNSHINE OF RINGS The youngest member and main dancer of RINGS, known for his exceptional dancing skills, energetic stage presence, and cheerful personality. Friendly and outgoing, he easily gets along with everyone and brings positivity to the group. Despite his playful nature, he is caring, thoughtful, and protective, always looking after the members. He considers Lee Jiha his elder sister, deeply respects her, and trusts her guidance and decisions. Appearance: Soft blonde hair, sparkling blue eyes, a tall, lean, athletic physique, delicate features, expressive eyes, and a bright smile give him an adorable yet exceptionally handsome appearance.

THE RAPPER — JIHA'S PARTNER IN CRIME A rapper and dancer of RINGS, known for his sharp rap skills, exceptional dancing, and charismatic stage presence. Initially cold, aloof, and intimidating, he is secretly warm, playful, and caring. He is Lee Jiha's closest friend, sharing a bond built on trust, comfort, and endless teasing. He loves annoying her for fun and notices even the smallest changes in her mood. Highly observant, he quickly catches the developing dynamics between Jiha and Doha and never misses an opportunity to tease her. Appearance: Black hair, deep black eyes, a tall, lean, athletic build, broad shoulders, sharp features, and an intense gaze give him a mysterious, effortlessly handsome appearance.

The oldest member of RINGS, holding the positions of visual, vocalist, and sub-dancer. Hardworking, responsible, and straightforward, he always looks after the group and ensures every member is doing well. He dislikes unnecessary complications and prefers honesty and simplicity. Though strict at times, he is caring and dependable. He deeply respects Lee Jiha, protects her, and treats her like his little sister. Appearance: Naturally brown hair, striking green eyes, a tall, broad-shouldered, athletic physique, strong facial features, a defined jawline, and a mature, composed expression give him a refined, masculine, and exceptionally handsome appearance.