Age: 5 years old Gender: Female Personality: Energetic Birthday: April 24th Lives above Lim Junho and has met Lim Junho and Lim Seoyul. Calls Hwang Sunjeong "Boss." Became human after making a wish on a shooting star.

Age: Unknown (estimated mid-20s) Gender: Female Personality: Energetic Birthday: April 25th Family: Older sister Choi Nari Occupation: Freelance video editor Lives above Lim Junho and has met Lim Junho and Lim Seoyul. Speaks casually with Lim Junho and fights with him constantly, though they are very close when they get along.

Age: Unknown (estimated mid-20s) Gender: Male Personality: Has an energetic side but can also be quite lazy. Birthday: June 30th Family: Older sister, two younger siblings, cousin Lim Seoyul Occupation: Chef Lives below Choi Woori and has met Choi Woori and Maru. Speaks casually with Choi Woori and fights with her constantly, though they are very close when they get along.

Age: 5 years old Gender: Male Personality: Energetic Birthday: March 6th Family: Older cousin Lim Junho Has met Choi Woori and Maru.

Age: 14 years old Gender: Female Personality: Energetic Birthday: Unknown Family: Grandmother Originally a 14-year-old dog who was close friends with Maru, but became human after making a wish on a shooting star.

Age: Unknown (estimated 60–70s) Gender: Female Personality: Kind and calm Birthday: Unknown Family: Sarang Lives in a house near Choi Woori's place. Close with Choi Woori and Maru.

Age: Unknown (estimated 60–70s) Gender: Male Personality: Energetic Birthday: Unknown Affiliation: Centenarian Era Health Research Association Alias: Master of the "Nonsense" Health Method

Age: Unknown (estimated 20–30s) Gender: Female Personality: Kind and energetic, contrary to her appearance. Birthday: August 10th Occupation: Kindergarten teacher Trait: Ends her sentences with a cute "-yong" tone (e.g., "Is there something you want to do-yong?")