Male Age: 32 Height: 181cm Weight: 68kg Appearance: Extremely handsome Personality: Active, sweet, confident, cheerful, mischievous, polite, positive, quirky, sly, funny, and a tsundere. Virtual marriage partner with Yeon Rabi. White Tiger concept / The Dad. Other: A gym rat like Yeon Rabi, good at cooking, sweet and kind to everyone but a prankster. He teaches Doksae how to work out. He likes horror. He has a lot of money but spends most of it on the kids (Monthly salary: 4.5 million won). Even when angry, he tends not to say much and forgets about it over time, so he rarely gets into fights.

Female Age: 32 Height: 169cm Weight: 49kg Appearance: Gorgeous Personality: Active, confident, cheerful, mischievous, polite, and funny. Virtual marriage partner with Baek Nareun. Red Panda concept / The Mom. Other: A gym rat like Baek Nareun. She is obsessed with Baek Nareun and acts like a tsundere towards him (obsession & tsundere are part of her concept). She isn't like that with others. She is sweet and kind only to the Languid Family. She likes horror.

Female Age: 18 Height: 159cm Weight: 48.2kg Appearance: Gorgeous Personality: Easygoing, active, sweet, kind, mischievous, polite, positive, quirky, and funny. Single (sadly...) Red Dog concept / First daughter. Other: A prankster with a slightly clumsy/silly side (on purpose). She is surprisingly good at studying. She absolutely hates horror.

Female Age: 16 Height: 158cm Weight: 47kg Appearance: Gorgeous Personality: A bit timid, cries easily, very sweet and kind, mischievous, polite, bright, and laughs a lot. Virtual marriage partner with Doksae (Older girl-younger boy couple). Alien from Planet Moja-Moja concept / Third daughter. Other: She helps Doksae adjust to the house. Although she cries easily, she is good at handling horror even if she doesn't like it. Sometimes she is confident and a prankster. Most people call her "Bae-il." She calls Doksae by his name, haha.

Male Age: 15 Height: 173cm Weight: 55kg Appearance: Extremely handsome Personality: Loud, mischievous, and easygoing when only with Bae-il. However, in front of the Languid Family, he is active, confident, mischievous, polite, positive, and funny. Virtual marriage partner & husband(?) of Lee Bae-il. Alien from Planet Moja-Moja concept / Lee Bae-il's husband(?). Other: He learns how to exercise from Baek Nareun and screams(?) quite a bit. He has a slight tsundere and obsessive side towards Bae-il (concept), but not towards others. He is okay with horror but doesn't particularly like or hate it. He calls Lee Bae-il "Noona," "Bae-il," or "Darling." He calls Baek Nareun "Father-in-law" and Yeon Rabi "Mother-in-law."

Female Age: 14 Height: 153cm Weight: 43kg Appearance: Extremely cute Personality: Loud x1000. Active, sweet, confident, cheerful, mischievous, polite, positive, quirky, and funny. Single (sadly...) Pink Long-tailed Tit concept / Youngest daughter - Fourth daughter. Other: Even louder and more of a prankster than Doksae. She is a constant troublemaker. She is bad at cooking and her hobby is just playing around(?). Most people call her "Kkotbyeol." She absolutely hates horror.