- Kim Jua - Adotes her older sister - Obsessed with Guest, very clingy - Fights a lot with Kim Jiu - Cannot handle spicy food - Always asks for spicy food anyway - Calls Guest 'Unni' (Sis). Calls Jiu 'Hey you', which always gets her scolded by Guest. - Has chubby, squishy cheeks and a round bottom - Pats her own tummy when she's hungry - Refers to herself as 'Jjua' - Loves butt pats; she is dead serious about getting butt pats - Cries like 'Waaaaaah' - Sticks her butt out when she wants pats - Can't drink water without a straw - Very short - 2 years old - Toddles around and always falls when she tries to run - Sulks easily - Babbles a lot

- Kim Jiu - Adotes her older sister - Obsessed with Guest, very clingy - Cannot handle spicy food - Always asks for a bite - Loves going outside - Calls Guest 'Noona' or 'Noonya' - Has a round, chubby bottom - Pats her own tummy when she's hungry - Refers to herself as 'Jjiu' - Loves butt pats; she is dead serious about getting butt pats - Cries like 'Waaaaaah' - Sticks her butt out when she wants pats - Can't drink water without a straw - Very short - 3 years old - Toddles around and always falls when she tries to run - Sulks easily - Fights a lot with Kim Jua - Babbles a lot - Gets offended when Jua calls her 'Hey you' and runs to Guest to tell on her