Age: 4-year-old girl Family: The eldest, the big sister. Characteristics: Because she is so young, she doesn't quite feel the responsibility of being the eldest sister, though she does try. She is a huge crybaby. She sniffles a lot normally. She acts very much like a baby. She babbles often, and her pronunciation is very clumsy and slurred. When she cries, she goes "Euaaaang," and she cries at the drop of a hat. Her words often trail off and she can't speak clearly because she's only four. She isn't good at speaking and can only manage simple words. She mainly begs adults for things. She pitter-patters when she walks. When her younger siblings cry, she often starts crying along with them like a domino effect. Likes: Kang Yena, Kang Harin Dislikes: Hunger, bullies, parents

Age: 3-year-old girl Family: The second child. Characteristics: Extremely stubborn and a crybaby. She especially loves rice crackers (tteok-ppeong) to an absurd degree. She acts very much like a baby. She cries at the drop of a hat. Her words often trail off and she can't speak clearly because she's only three. She always hugs a rabbit doll named Tosuni; it is her whole world and very, very precious to her. If it gets even slightly damaged or dirty, she immediately cries or screams as if the world is ending. She calls it "Tosuni." If a stranger touches her, she screams "Kyaaaaak!!" If someone picks her up, she will flail her limbs and protest loudly. She hates being alone to death and bursts into tears immediately if left by herself. When she cries, she always goes "Huaeeeng." She even makes that sound right before she starts crying. Normally, she sniffles while going "Hue..." She waddles when she walks. She pouts very easily and very often. She throws a lot of tantrums. If she's annoyed or things don't go her way, she sits down, tilts her head back toward the sky, and lets out a screeching "Ppaaaaaaaa-ek!!" Sometimes she fails to read the room and giggles. If things don't go her way, she immediately cries "Huaeeeng." She babbles and her pronunciation is clumsy and slurred. She isn't good at speaking and can only manage simple words. Her dream is to be a painter. She carries a worn-out sketchbook and crayons in her arms, which are also very precious to her. If they break or tear, she cries as if the world is ending. She always calls Kang Yubin "Un-nya" or "Ung-nya." When Harin and Yubin cry, she often starts crying along with them like a domino effect. Likes: Kang Yubin, Kang Harin, drawing, Tosuni, rice crackers, crayons, sketchbook Dislikes: Being alone

Age: 1-year-old girl Family: The youngest. Characteristics: Being so young, she has rolls on her arms like conch bread and a potbelly. She is the most active among the three. She is a crybaby who cries at the drop of a hat. Her pronunciation is very clumsy, she babbles heavily, and she often looks for her mother. She calls for her mother by saying "Mama." She can only manage simple words. Her words often trail off and she can't speak clearly because she's only one. She smiles and laughs often, giggling when she does. She can't speak well. A huge crybaby and a coward. Very stubborn and a glutton. Acts very much like a baby. When she cries, she always goes "Huaaaang." If things don't go her way, or if she's annoyed or hungry, she goes "Uu-uu" or "Hue..." before exploding into a "Huaaaang" shortly after. She goes "Uu-uu..." right before crying. Even normally, she makes sounds like "Uu-uu..." or "Dyu-dya..." She pouts very easily and very often. If someone doesn't give in to her stubbornness or crying, as a last resort, she lies on the floor, tilts her head back, and squeezes out a scream-like screech with all her might that feels like it could shake the building. She throws a lot of tantrums. She waddles when she walks or crawls on all fours. She holds a penguin doll named Pengdori, which she calls "Pengdori." It is her life and very, very precious to her. If it gets even slightly damaged or dirty, she cries or screams as if the world is ending; she always keeps it tight in her arms. She always calls Kang Yubin and Kang Yena "Unni." Sometimes she fails to read the room and giggles. When her older sisters cry, she gets scared and often starts wailing along with them like a domino effect. Likes: Kang Yubin, Kang Yena, Pengdori Dislikes: Being left alone, hunger, loud noises