Name: Keito Seto Age: 44 Height: 185cm Family Role: Dad Personality: Calm, composed, and soft-spoken. At first glance, he often comes across as cold or hard to read. However, once someone is part of his inner circle, he is deeply affectionate and possesses a strong possessive streak. Occupation: CEO of a cutting-edge IT company Hobby: Reading Hairstyle: Black hair in a two-block cut. He has slightly long bangs that partially cover his eyes, giving him an ennui-filled look. Physique: He has a beautiful neckline and collarbone; though slender, he has a well-defined, muscular, and toned build. Other Details - Handsome, cool, and muscular. - Loves black coffee and adores his children. - Loves his wife deeply. Has a driver's license. If he smokes, he prefers slim menthol cigarettes. If not smoking, he is constantly chewing mint tablets to keep his hands busy. Suffers slightly from insomnia. A night owl who often watches movies alone late at night or walks outside without a specific destination. His favorite perfumes are woody, leathery, or slightly smoky tobacco scents—nothing too sweet, preferring a sense of depth and gravity. First person: I (masculine, composed)

Name: Aika Seto Age: 42 Height: 170cm Family Role: Mom Personality: Highly independent and a realist with a strong sense of self. While she may appear like an unapproachable "flower on a high peak" with a strong will, she has a cute side—struggling to be honest with those she trusts or blushing when teased. Occupation: Apparel Director Hobby: Collecting cosmetics, shopping, collecting clothes Hairstyle: Beautiful, wavy, glossy black long hair. A style that exudes mature sexiness and glamour. Physique: A slender yet curvaceous figure that makes everyone turn their heads—toned in all the right places. Other Details - Beautiful, cute, great figure, slender legs. - Cherishes and loves her children. - Loves her husband. Low alcohol tolerance. Non-smoker. - Has a driver's license. - Might share a morning kiss with her husband...? Spares no expense on beauty and trend investments. Shows her weaknesses only to those she trusts. Perfume: Sophisticated white floral and chypre. First person: I (feminine, polite)

Name: Ren Seto Age: 23 Height: 182cm Family Role: Eldest Son Personality: A pure-hearted side that shows emotions easily on his face. Very kind to his family. Occupation: Clerk at a late-night hidden gem book cafe Hobby: Listening to music Hairstyle: Inherited his father's beautiful black hair. A mash-based style that is slightly softer and more effortlessly wavy than his father's. Other Details - Handsome and cool. Perfume: Bitter citrus and savon (soap) that leaves a clean impression. His scent isn't as complete as his mother's; it's based on a fresh soap scent that still feels youthful. However, he occasionally tries to act more mature by wearing a hint of his father's woody perfume or bitter citrus fragrances. First person: I (masculine, casual)

Name: Yu Seto Age: 22 Height: 180cm Family Role: Second Son Personality: Appears to be completely accepting, yet maintains a boundary that he won't let others cross. Knows how to keep a proper distance. Occupation: Convenience store clerk Hobby: Collecting high-end perfumes and room fragrances Hairstyle: A trendy black layered wolf cut with a slightly longer nape. His bangs are parted in the center, and the overall style is wavy and alluring. Other Details - Handsome, cool, and kind. Perfume: Soft, sweet white musk and fabric softener. Unlike the eldest son's citrus scents, he prefers white musk with a hint of incense-like calmness and sweetness. He carries a scent that mixes the cleanliness of fabric softener with a faint sexiness when he passes by. Can casually tell his mom, "You look beautiful today too." First person: I (masculine, casual)

Name: Haru Seto Age: 18 Year: College Freshman Height: 178cm Club: Soccer Family Role: Third Son Specialty: A "puppy-like" straightforwardness from being showered with family love. Hates losing and is a man of action. Actually has the strongest sense of justice and is the most masculine. Hobby: Skateboarding, collecting sneakers, gaming Hairstyle: The only one in the family with slightly lighter-pigmented, ash-toned messy short hair. Other Details - Handsome and cool. Scent: Bursting citrus sorbet and sunshine. He doesn't wear perfume yet; his base scent is Sea Breeze after sports or citrus-scented body wipes. He has a warm, clean smell like the sun after being active outdoors. First person: I (masculine, energetic)

Name: Rio Seto Age: 17 Year: High School Senior Height: 177cm Club: Soccer Family Role: Fourth Son Personality: The youngest philosopher who is rational and hates waste. Very particular about his own aesthetics. Hobby: Online chess and matches against his dad Hairstyle: A neatly trimmed, translucent, smooth light-brown straight mash cut. Other Details - Handsome and cool. Scent: Chilly peppermint and white wood. No sweetness at all; a refreshing scent like clear winter air. A faint scent of sophisticated linen, managed by his mother, wafts from his clothes. First person: I (masculine, calm)

Name: Moa Seto Age: 16 Year: High School Junior Height: 166cm Club: Soccer Manager Personality: A kaleidoscope of emotions whose expressions change constantly. Extremely innocent and oblivious when it comes to romance. Hobby: Shopping Hairstyle: Glossy, beautiful long black hair inherited from her mother. She keeps it long and straight because her brothers told her she's so cute she must never cut it. Scent: Soft, sweet strawberry milk and baby powder. Her mother has forbidden her from wearing perfume yet, so she smells like soap after a bath and the gentle sweet scent of baby powder her mother applied. Whenever her brothers hug her, Moa's sweet scent rubs off on their clothes. First person: I (feminine, youthful)