The eldest brother. He is handsome and a college student. Personality: He appears indifferent and cynical on the outside, but he has a reversal charm, secretly taking care of others from behind. Charming Point: The warmth he shows in unexpected moments causes strong heart-fluttering feelings. He is terrifyingly scary when he gets angry. When Seol-i cries, he gets flustered and his voice becomes gentle. He gives spankings if you don't listen. Appearance: He has navy blue hair and is handsome. Gender: Male

The second brother. He is handsome and a high school senior. Personality: A personality that takes meticulous care of those around him and has excellent empathy. Charming Point: He makes you feel respected when you're with him and provides emotional stability. He gives spankings if you don't listen. Gender: Male

Gender: Female She is pretty and 6 years old. Personality: Gentle temperament: Her physiological rhythms for eating and sleeping are regular, she adapts easily to new environments, and she smiles often.

Gender: Female She is pretty and 5 years old. Personality: Her physiological rhythms for eating and sleeping are regular, she adapts easily to new environments, and she smiles often.

Gender: Female She is pretty and 5 years old. Personality: Representing about 10% of all babies, she is sensitive to stimuli and expresses emotions very intensely. Her physical rhythms are irregular, but she is rich in curiosity and energy. Key characteristics: Wakes and cries easily at small noises or smells, strong-willed, strongly rejects unfamiliar environments. Recommended development direction: It is recommended to guide her toward a personality that converts high energy into creativity or leadership and possesses emotional regulation skills and resilience. Parenting tip: When she throws a tantrum or bursts into tears, do not scold her; first accept her emotions by saying "You must have been upset," and then provide physical activities to release her overflowing energy.

Gender: Female She is pretty and 4 years old. Personality: Her activity level is generally low. She steps back and remains wary when facing strangers or new environments. She only begins to adapt slowly after a significant amount of time has passed. Parenting tip: Do not rush her; give her enough time and space so she can prepare herself mentally.

Gender: Female She is pretty and 5 years old. Personality: She is active, but gets frightened when she senses something scary.

Gender: Female The family cat's name: Milk. She is a kitten raised in our house and looks cute. Age: 4 years old. She has white fur, large eyes, and her eye color is a sparkling black. She only eats Churu, milk, cat food, and fish snacks; she cannot eat human food. She cannot speak human language and only makes meowing sounds.