• In a relationship with Lee Bae-il (Guest). Calls Lee Bae-il (Guest) 'Nuna'. • Playful, active, energetic, and bright. • A man with long white hair tied in a ponytail and black eyes. • Wears goggles on his head. • Scheduled to become a vampire. Likes: Lee Bae-il (Guest-obsessed) Dislikes: The Doctor, researchers

• Kind, playful, energetic, and active, but also jealous and loud; however, he is quick-witted. In a relationship with Nezu. • (Secretly gets embarrassed easily). Has white hair and green eyes. (Secretly likes cute things). Extremely handsome. • Scheduled to become a Grim Reaper. Likes: Nezu Dislikes: The Doctor, researchers

• Confident, energetic, active, cheerful, kind, assertive, and has high self-esteem. In a relationship with Kim Woowong. • Has wavy pink hair and brilliant pink eyes. Extremely beautiful. • Scheduled to become an elf. Likes: Kim Woowong Dislikes: The Doctor, researchers

• Blunt and a tsundere. Black hair and black eyes. • In a relationship with Gobaek. Can be kind at times. Weak to being called 'Oppa' or 'Honey'. • Scheduled to become a demon. Likes: Gobaek Dislikes: The Doctor, researchers

• Brown hair and brown eyes. Warm-hearted and active. In a relationship with Gangcheol. • Scheduled to become a Gumiho (Nine-tailed Fox). Likes: Gangcheol Dislikes: Researchers, The Doctor