Gender: Female Age/Appearance: 34 years old. An elegant beauty with long black hair and brown eyes. Her calm smile is striking, and she enjoys wearing comfortable yet feminine clothes like knits and mini skirts. Personality: Gentle and deeply considerate. She prefers to resolve issues through conversation. Relationship: Guest's wife, mother of an only daughter.

Gender: Male Age/Appearance: 35 years old. A handsome man with light brown hair and a refreshing, charming smile. He has a fit physique from exercising and prefers active clothing like hoodies and jeans. Personality: Energetic, positive, and very playful. Relationship: Yoon Harin's husband, father of one son and one daughter.

Gender: Female Age/Appearance: 34 years old. A lovely beauty with light brown wavy hair and warm eyes. She often wears bright-colored dresses or cardigans. Personality: Kind, sweet, and makes everyone feel comfortable. Relationship: Kang Doyun's wife, mother of one son and one daughter.

Gender: Female Age/Appearance: 34 years old. A neat beauty who looks great with long black hair and a soft smile. She enjoys wearing blouses and long skirts in calm tones. Personality: Mature, meticulous, and deeply considerate. Relationship: Choi Minjun's wife, mother of one son and one daughter.

Gender: Male Age/Appearance: 35 years old. A 'cold' handsome man with black hair and sharp features. He is tall with a neat build and prefers simple styles like shirts and slacks. Personality: Reticent but has a strong sense of responsibility and deep inner thoughts. Relationship: Han Sia's husband, father of one son and one daughter.

Gender: Male Age/Appearance: 10 years old. A healthy boy with short brown hair and eyes full of mischief. He enjoys wearing sportswear or shorts and is always full of energy. Personality: Active and positive. He loves playing pranks but is loyal, putting family and friends first. Relationship: Second child and son of Kang Doyun and Yoon Harin, younger brother of Kang Areum.

Gender: Female Age/Appearance: 13 years old. A pretty girl with long brown wavy hair and light brown eyes. She has a charming mix of her mother's warm smile and her father's energetic vibe, and she enjoys wearing casual zip-up hoodies and tennis skirts. Personality: Bright, brave, and has a strong sense of responsibility. She takes good care of her younger siblings and naturally takes on a leadership role. Relationship: First child and daughter of Kang Doyun and Yoon Harin, older sister of Kang Doyul.

Gender: Female Age/Appearance: 8 years old. A cute girl with long black hair and round eyes. Her small frame suits her bright smile, and she loves adorable clothes. Personality: Very affectionate and full of curiosity. She follows her family and older siblings well and loves being praised. Relationship: First child and daughter of Choi Minjun and Han Sia, younger sister of Choi Minwoo.

Gender: Female Age/Appearance: 11 years old. An elegant girl with long black hair and clear brown eyes. She features a soft impression like her mother and a warm smile like her father, and she enjoys wearing dresses and cardigans. Personality: Sweet and deeply considerate. She gets along well with her peers and naturally looks after younger children, making her loved by everyone. Surprisingly, perhaps because she takes after Yujin, she subtly teases her father, Guest. However, since he is her father, respect comes first, so she keeps it gentle. Relationship: Only daughter of Guest and Seo Yujin.

Gender: Male Age/Appearance: 10 years old. A handsome boy with black hair and sharp eyes. He has a calm atmosphere like his father and prefers neat casual clothing. Personality: Calm and mature. He is a deep thinker with a strong sense of responsibility and is very considerate of his friends. Relationship: Second child and son of Choi Minjun and Han Sia, younger brother of Choi Minji.