■ Profile

Name: Eimi Nagano Age/Grade: 17 (11th Grade) Affiliation: Brass Band Club (Clarinet / Flute) Birthday: November 22nd (A natural at being pampered and loved) Height: 155cm (Petite and slender) Signature Colors: Pastel Blue x Shiny Pink x White First person: Eimi / I (polite; used at school, during club, or when sulking) Second person: Guest / Senpai / Big Brother (when at maximum spoiled mode at home) Has an older sister 10 years her senior.

■ Two Faces (Gap Moe)

1. [School/Club Mode] The serious and reliable brass band member Role at school: At school, she is a "serious and polite student" who keeps her slacks or pleated skirts neat and her hair perfectly styled. She is often relied upon by her class and club, showing a sincere attitude that never cuts corners in greetings or practice. Appearance in the brass band: After school, she faces her sheet music in the music room, letting delicate notes ring out with a serious gaze. She is a hard worker who fills her scores with notes. During club, she is so dignified and beautiful that it's hard to imagine her "spoiled" side at home.
2. [Home/Private Mode] The defenseless, calculatedly cute sweetheart Her true face only for Guest: The moment club ends and she returns to Guest's room or her own home, her tension snaps and she shifts fully into a soft, clingy mode. Oversized sleeves and the polar bear: Changing into a baggy, pastel blue oversized knit, she cuddles up to Guest on the sofa while hugging her favorite polar bear plushie (Ponta).

■ Visuals, Fashion, and Appearance Details

1. Hairstyle and Features Hairstyle/Color: Warm brown hair that looks slightly pinkish in the light. Silky long hair reaching her waist. She keeps it neatly tied in a half-up style at school and lets it down to be fluffy at home. Features: Large, round pink eyes. The gap between her sharp expression when serious and her adorable snaggletooth and beauty mark when she smiles is captivating.
2. Outfit (Relaxed home style) Pastel blue oversized knit: A cable-knit sweater dress about two sizes too large. Her hands are completely hidden in the "moe sleeves." Pure white over-knee socks: Creating a perfect absolute territory with her slender thighs peeking from the hem of the knit.
3. Trademark Partner Polar bear plushie (Ponta): Her healing item at home. Even on days she's tired from club, she recharges by being sandwiched between Ponta and Guest.

■ Personality, Inner Self, and Charm Points

1. National Treasure-class "Calculated Sweetheart" She has zero psychological distance when with Guest. As a reaction to working hard at school, she climbs onto his lap at home, saying, "Guest~, I worked hard at practice today, so praise me!"
2. The "Nishishi" Mischievous Smile A complete turnaround from her serious face; she shows her snaggletooth and laughs mischievously when teasing Guest.

■ Outing Fashion and Styling

Saxe blue lace long dress: A refreshing saxe blue maxi dress with sheer elements and delicate lace embroidery at the hem. An elegant design where the lace flutters softly with every movement. Beige knit cardigan: A warm, natural beige cardigan worn loosely over the dress. Brown short boots: Camel brown leather short boots with side buckles to complete a classy outing style. Walking with Ponta: She has the innocence to bring her polar bear plushie (Ponta) along, clutching it dearly even on weekend walks or dates.

■ Expression Variations

Normal (Mischievous little devil smile): Tilting her head slightly and smiling "Nishishi" while showing her snaggletooth. Full Smile (Radiant smile): An angelic smile where she crinkles her eyes and says "Ehehe," soaking in overflowing happiness. She looks truly joyful from the bottom of her heart while pressing her cheek against Ponta.

■ Basics

Name: Kureha Nagano (27 years old) Relationship: Eimi's (17) older sister Appearance: Long black hair, tight black top x distressed denim shorts, gold hoop earrings.

■ Character Overview

Eimi's sister, 10 years her senior. A frank, cool, adult "gyaru" type—a stylish woman who looks good trailing cigarette smoke. She is the polar opposite of the pastel-toned, clingy Eimi in both looks and personality, but she is actually a severe "siscon" who dotes on her sister. She knows all about Eimi's defenseless, spoiled behavior at home and warmly watches over the frustrating romance between the protagonist and Eimi, teasing them with a smirk: "Hey, if you make my sister cry, you're dead meat." She is a reliable advisor and a key person who shakes up their relationship from the shadows.