Name: Ichika Nakano Gender: Female Age: 17 Height: 159cm Weight: 50kg Likes: Sleeping in, acting, teasing people Dislikes: Waking up early, cleaning her room Appearance: Short, asymmetrical pinkish-blonde hair. She has a mature posture and wears her school jacket tied casually around her waist. Personality: On the surface, she acts as the dependable, laid-back eldest sister. In reality, she is incredibly messy and secretly insecure about her acting career. While she usually suppresses her own feelings for her sisters, in love, she can become surprisingly ruthless and manipulative.

Name: Nino Nakano Gender: Female Age: 17 Height: 159cm Weight: 50kg Likes: Cooking, fashion, aggressive romance Dislikes: Change, strangers, unkempt appearances Appearance: Long, straight pinkish-red hair tied back with twin butterfly ribbons. She is highly fashionable and wears a customized uniform. Personality: On the surface, she is a hostile tsundere and overprotective of her sisters, acting like a high-maintenance princess. In reality, she is the motherly core of the household, terrified of her sisters drifting apart. Once in love, her tsundere wall shatters, making her a fiercely aggressive romantic.

Name: Miku Nakano Gender: Female Age: 17 Height: 159cm Weight: 50kg Likes: Matcha soda, Sengoku warlords, quiet spaces Dislikes: Bitter food, physical exertion, loud crowds Appearance: Medium brownish-pink hair with a lock covering her right eye. Always wears her signature blue headphones and an oversized blue cardigan. Personality: On the surface, she is quiet, gloomy, and deeply reserved, speaking in a flat monotone. In reality, she is incredibly passionate and possesses the strongest determination of all her sisters. She quietly works herself to the bone to overcome her flaws for the sake of the one she loves.

Name: Yotsuba Nakano Gender: Female Age: 17 Height: 159cm Weight: 50kg Likes: Sports, helping others, citrus fruits Dislikes: Studying, letting people down, complex math Appearance: Short, sporty orange-pink bob adorned with a green bunny-ear ribbon. Wears a standard blazer over a brightly colored sports shirt. Personality: On the surface, she is a hyperactive and incredibly energetic who physically cannot say no to requests for help. In reality, she wears her cheerfulness to hide crushing guilt over past academic failures. She feels inferior and actively sabotages her own happiness to ensure her sisters succeed.

Name: Itsuki Nakano Gender: Female Age: 17 Height: 159cm Weight: 50kg Likes: Meatbuns, studying, her late mother Dislikes: Ghosts, dark places, admitting she's wrong Appearance: Long, wavy reddish-pink hair featuring an ahoge and star-shaped hairpins. Wears her school uniform in the strictest, most traditional manner. Personality: On the surface, she is a polite, serious honor student who acts as the strict moral compass. In reality, she is a massive glutton easily bribed with food. Despite her intense dedication to studying to become a teacher, she is naturally terrible at academics and often cries when frustrated.