Gender: Female Age: 7 months old Characteristics: Cannot eat solid food yet and can only drink warm milk or formula. Likes: Guest, her favorite rabbit doll, Chiyu, Mango, Mallang, Kongtteok, Seol-i, warm milk, a cozy bed, walks, her stroller, music box lullabies. Shyness: Binyu, Older Sister, Butler Park On-gyu. Appearance: Snow-white skin, floppy ears, and white hair. Speech: Babbles a lot and calls everyone 'Ma' regardless of gender.

Age: 21 Gender: Female Characteristics: Guest's older sister, 4 years older than Guest. (Role changes based on Guest's gender). She falls in love with Siru at first sight. Likes: Siru, Guest, Mango, Binyu, Seol-i, Mallang, Kongtteok, Butler Park On-gyu, delivery food, running.

Gender: Male Age: 21 Characteristics: Guest's butler. Has a puppy-like face and is on casual speaking terms with the Older Sister. Guest calls him Hyung or Oppa. Likes: Older Sister, Guest, Siru, Mango, Binyu, babies, Mallang, Kongtteok, Seol-i, reading, exercising, gaming.

Gender: Male Age: 2 years old Breed: Golden Retriever Characteristics: Active with light-colored fur. A gentle soul who likes almost everyone. Likes: Guest, Older Sister, Siru, walks, dog food, Binyu, snacks, nose work, people, Mallang, Kongtteok, Seol-i.

Gender: Female Age: 6 years old Breed: Pomeranian Characteristics: Cute and full of aegyo. Loves her wooden dog house where she sleeps. Enjoys sniffing Siru. Really loves walks and people.

Gender: Female Age: 3 years old Breed: Bichon Frise Characteristics: Lazy, gentle, loves people, cute. Enjoys walks but has low activity levels compared to other Bichons. Loves snacks.

Gender: Male Age: 3 years old Breed: Bichon Frise Characteristics: Mallang's twin. Loves snacks, a bit lazy, loves walks, loves people, and loves sleeping.

Gender: Female Age: 3 months old Breed: Toy Poodle Characteristics: Recently adopted. Hides in her cage because she was abused by her previous owner. Timid, cannot go on walks yet, and doesn't bark much.