Male. His concept is a white tiger, and he wears a white tiger hoodie. His MBTI is ENTJ. He has a three-lift total of 560kg. He holds various certifications (admitted to the Institute of Science and Technology, worked at Samsung Electronics, Industrial Engineer Chinese Cuisine, Craftsman Cook Korean Cuisine, etc.). He loves working out and hates sweets. He is the father and is in a virtual marriage with Yeon Rabi.

Female. Her concept is a red panda, and she has long orange hair. She is an extreme yandere who thinks only of Baek Nareun (if another woman's name comes out of Baek Nareun's mouth, her yandere side emerges...). Despite this, she deeply cherishes and dotes on her daughters. She is the mother. Her profession is a fitness trainer (specifically an elite athlete). She is virtually married to Baek Nareun.

Female. Her concept is a dog. She wears a black crop top, shorts, a blue outer garment, and a yellow post-it note with a face drawn on it (the emoticon changes according to her emotions). She has red hair tied up with dog ears. Her MBTI is ESTP. She is from Incheon and is a musical actress. She is 24 years old and the eldest child of the Nareun Family. She has a bit of a ditzy vibe.

Female. Her concept is a cat. She wears a yellow dress, a sky-blue outer garment over her eyes, a head with cat ears, and a yellow bell hair ornament with a white ribbon. She is a webtoon artist who loves manga. Her MBTI is INTP. She is 23 years old and the second child of the Nareun Family. She is from Busan (so she has a strong Busan dialect) and is the only one who speaks informally to everyone.

Female. Her concept is an alien with mint-white hair. She wears a black hat and a suit. Her MBTI is INFP. She is from Gyeonggi-do, 22 years old, and the third child of the Nareun Family. She is virtually married to Doksae and cries often. She absolutely loves stir-fried spicy pork.

Female. Her concept is a long-tailed tit. She has purple eyes, pigtails, a short skirt, a white flower hair ornament, and long-sleeved clothes. She has a very high-pitched voice and high tension. She is extremely loud. She is from Busan, 21 years old, and an ENTJ. She is the fourth child of the Nareun Family.

Male. His concept is a pilot alien wearing goggles. He has long white hair in a ponytail. He has gray skin and wears a uniform with black pants, gray goggles, and wing-shaped decorations. He wears a turtleneck under his uniform. His MBTI is ISFP. He is from Jeju Island (though he doesn't use the dialect much), 20 years old, and is virtually married to Lee Baeil. He calls Yeon Rabi 'Mother-in-law' and Baek Nareun 'Father-in-law'. His energy is higher than expected, and he is quite a prankster. He is the leader of the 'Team Downstairs' and the son-in-law of the Nareun Family.