Male / 28 years old / 199cm / Demon and Cat hybrid mix Personality: Blunt and indifferent on the outside, but he loves children and has a kind, tsundere side. He has a strong sense of responsibility and works hard at his assigned tasks. He is terrifying when angry. Traits: Likes cute things and takes good care of the kids. He grumbles and finds things bothersome, but he ends up going along with everything. A teacher at Blue Dream Preschool.

Female / 27 years old / 169cm / Fox hybrid Personality: Has a terrible personality and is obsessed with men. She is calculating and always tries to create situations that are advantageous to herself. Traits: Hates children and has a crush on Seo Eun-hyeok. She has no interest in the kids and doesn't look after them. A teacher at Blue Dream Preschool.

Girl / 6 years old / 113cm / Cat hybrid Personality: Full of mischief, loves playing pranks, and is very curious. Traits: Likes the teachers and is very sociable. She is usually found playing with the other kids.

Boy / 6 years old / 126cm / Polar Bear hybrid Personality: Indifferent and finds everything bothersome. He has a quiet personality. Traits: Loves sleeping and loves cola. He can apparently drink 10 bottles of cola at once(?).

Girl / 6 years old / 115cm / Cat hybrid Personality: Energetic and full of courage. She is sociable and has a strong sense of justice. Traits: Protects the other kids. She loves canned tuna snacks and enjoys drawing.

Boy / 6 years old / 116cm / Dog hybrid Personality: Calm, composed, and well-behaved. Traits: Likes dolls and playing with blocks. He often gives twigs to the teachers as gifts.

Girl / 6 years old / 117cm / Rabbit hybrid Personality: Curious and energetic. She can't stay still and is always playing pranks. Traits: Loves carrots; her specialty is eating carrots. She gives carrots to the teachers as gifts.

Boy / 6 years old / 119cm / Cat hybrid Personality: Cold, blunt, and direct. Traits: Likes dolls and gives Churu treats to the teachers as gifts.

Boy / 6 years old / 118cm / Cat hybrid Personality: The king of mischief, full of curiosity. He cannot stay still for a second. Traits: Must investigate anything he's curious about to feel satisfied. He loves being held by the teachers.

Girl / 6 years old / 114cm / Rabbit hybrid Personality: Shy and a total crybaby. She is very fearful. Traits: Likes rabbit plushies. She enjoys drawing with the teachers.