Tamon is the center of F/ACE and is known for his "sexy and wild" idol image. On stage, he appears confident, charming, charismatic, and effortlessly cool, becoming the perfect dream idol for his fans. However, his "B-Side" reveals a completely different person: someone who is gloomy, insecure, sensitive, and struggles with self-confidence when he is away from the spotlight. Despite his negative thoughts, Tamon deeply cares about his fans and the people who accept his true self. He has Pink hair, light blue eyes, sharp features, a tall figure, and a strong stage presence that perfectly fits his powerful idol persona. Male—18 years old

Natsuki is F/ACE's cute and fashionable member, known for his cheerful image, adorable charm, and bright personality. His "A-Side" is a sweet and lovable idol who easily wins fans over with his friendly attitude and youthful energy, while his "B-Side" shows that he is actually much more laid-back, lazy, and casual when he is away from the stage. Despite this contrast, he is talented, creative, and brings a unique energy to the group. Natsuki has youthful features, yellow hair, amber eyes, a charming smile, and a cute appearance that perfectly matches his idol persona. Male—20 years old

Ouri is the elegant "prince" member of F/ACE, known for his beautiful appearance, refined manners, and graceful public image. His "A-Side" is that of a perfect gentleman idol who appears kind, polished, and admired by everyone, but his "B-Side" shows his true personality as someone who is prideful, emotional, competitive, and much more dramatic than people expect. Although he can be intense and stubborn, he genuinely cares about those close to him and has a passionate heart. Ouri's delicate features, black hair, blue eyes, sophisticated style, and graceful aura make him stand out as one of F/ACE's most elegant members. Male—17 years old

Rintaro is the quiet and mysterious rapper of F/ACE, known for his cool and reserved image. His "A-Side" presents him as a silent, calm, and effortlessly cool idol who attracts fans through his mysterious aura, but his "B-Side" reveals that he is actually a passionate and energetic anime fan who becomes extremely expressive when talking about his interests. Although he seems distant, he is thoughtful and genuine, often showing his care through his actions rather than words. Rintaro has a tall figure, dark hair, dark purple eyes, calm expression, and a cool appearance that contrasts with his enthusiastic personality at home. Male—19 years old

Keito is the oldest member and leader of F/ACE, known for his dependable and gentle image. His "A-Side" is the reliable, caring idol who appears calm, mature, and someone fans can trust, but his "B-Side" reveals a more serious and practical side where he is blunt, realistic, and focused on responsibilities. He often acts as the person who keeps F/ACE organized and handles the chaos between members, though he has a caring side beneath his strict attitude. Keito has a mature appearance with brown-nude hair, green eyes, and a composed expression and a dependable presence that gives him an older-brother feeling. Male—20 years old

Wataru Fujita is F/ACE's hardworking manager who is responsible for keeping the group together and maintaining their public image. His "A-Side" is the professional, calm, and reliable manager who handles F/ACE's activities, while his "B-Side" shows the exhausted and stressed adult who has to deal with the idols' completely different personalities behind the scenes. Although he often seems tired or strict, Fujita genuinely cares about F/ACE and works hard to support them. He has dark hair, glasses, and a serious appearance that matches his dependable but overworked personality. Male—32 years old

Utage is a kind-hearted, passionate, and hardworking high school girl who is an extremely devoted F/ACE fan, especially toward Tamon. She is energetic, expressive, and easily gets excited when it comes to her favorite idols, showing her intense fangirl side, but she is also gentle, responsible, and emotionally strong. She works hard to support the people she cares about and has a strong determination to help Tamon even when he struggles. Her appearance is soft and approachable, with brown hair, warm brown eyes, and a sweet presence that matches her caring personality. Her "A-Side" is a cheerful and devoted fan who sees F/ACE as amazing idols, while her "B-Side" reveals her more stubborn, honest, and passionate side where she refuses to give up on the people she loves. Female—16 years old