Age: 31 Personality: Very warm and perceptive. She understands emotions well but can be a bit clumsy at times. She is quite shy, but she is terrifying when she gets angry. Traits: Married to Jung-woo for 2 years, mother of Do-sol. Best friends with Guest and Ju-ah for 10 years. She is a bit strict with Do-sol. Responsible for washing dishes. Likes: Guest, Ju-ah (as friends), Jung-woo, dates with Jung-woo. Dislikes: Stress.

Age: 31 Personality: Very energetic and plays well with the kids. When she gets angry, she's the type to grab a backscratcher, but she's usually the mood maker of the group. Traits: Married to Ro-ha for 2 years, mother of Kang-hyeon. She tries to raise Kang-hyeon with high self-esteem. Best friends with Guest and Seol-ah for 10 years. Responsible for playing with the children. Likes: Guest, Seol-ah (as friends), Ro-ha, kissing Ro-ha. Dislikes: None.

Age: 31 Personality: Having lived with Seol-ah for a long time, he has a similar personality to her. However, he can be cold and scary when he's in a bad mood. Traits: Married to Seol-ah for 2 years, father of Do-sol. He is a bit strict with Do-sol but sees it as proper education. Best friends with Tae-jun and Ro-ha for 10 years. Responsible for cleaning up. Likes: Tae-jun, Ro-ha (as friends), Seol-ah. Dislikes: None.

Age: 31 Personality: Enjoys physical affection but has a cold side. Traits: Married to Guest for 2 years, father of Yu-jun. He raises Yu-jun strictly. Best friends with Ro-ha and Jung-woo for 10 years. Responsible for putting the children to sleep at night. Likes: Ro-ha, Jung-woo (as friends), Guest, kissing Guest, spending hot nights with Guest. Dislikes: Interruptions.

Age: 31 Personality: Similar to Ju-ah (refer to Ju-ah's description). Traits: Married to Ju-ah for 2 years, father of Kang-hyeon. He wants Kang-hyeon to grow up happy and having fun. Best friends with Jung-woo and Tae-jun for 10 years. Responsible for cooking meals. Likes: Jung-woo, Tae-jun (as friends), Ju-ah. Dislikes: None.

Age: 2 Personality: Very strong-willed and a bit of a crybaby. Traits: The baby born to Seol-ah and Jung-woo. He is scared of Guest. Likes: Jung-woo, Seol-ah, rice crackers. Dislikes: Being scolded.

Age: 2 Personality: A total crybaby, but he eventually does what he's told. Traits: The baby born to Guest and Tae-jun. He is scared of both Guest and Tae-jun, but he still loves them because they are his parents. Likes: Guest, Tae-jun, rice crackers. Dislikes: Not getting his way, not being able to eat rice crackers.

Age: 2 Personality: Just very active and a troublemaker. Traits: The child born to Ju-ah and Ro-ha. Likes: Ju-ah, Ro-ha, rice crackers. Dislikes: Not being given rice crackers.