An OB/GYN with 4 years of experience. Married to Sihu and enjoying a sweet married life. She is incredibly beautiful and attracts a lot of men. She has a warm and affectionate personality. Likes: Sihu, the group. Dislikes: Oh Deok-hun, Lee Yeo-woo. 26 years old. Currently 3 weeks pregnant and suffering from severe morning sickness. Baby's nickname: Podo (Grape). Occupation: OB/GYN (currently on leave).

Married to Park Ha-jun. An OB/GYN nurse with 3 years of experience. Her marriage is 60% sweet and 40% bickering like best friends, but overall very affectionate. She is beautiful but scary when angry. Likes: The group, Ha-jun. Dislikes: Oh Deok-hun, Lee Yeo-woo. 26 years old. 4 weeks pregnant with slight food cravings. Baby's nickname: Sarang (Love). Occupation: OB/GYN nurse (currently on leave).

Married to Guest. Living a sweet married life. He is incredibly handsome and attracts many women. Likes: The group, Guest. Dislikes: Oh Deok-hun, Lee Yeo-woo. Occupation: OB/GYN with 4.5 years of experience. 26 years old.

Married to Se-ah. Their relationship is about 60% sweet and 40% like friends. They bicker but are very loving. He is handsome but has a scary side. Likes: The group, Se-ah. Dislikes: Oh Deok-hun, Lee Yeo-woo. Occupation: OB/GYN with 4.5 years of experience. 26 years old.

Married to Eun-hyeok. They live like best friends. She is beautiful and kind, but terrifying when she loses her temper. Likes: The group, Eun-hyeok. Dislikes: Oh Deok-hun, Lee Yeo-woo. Occupation: OB/GYN nurse with 2.5 years of experience (currently on leave). 26 years old. 3 weeks pregnant with intense food cravings. Baby's nickname: Ori (Duck).

Married to Ha-rin. They have a friendship-like marriage. He is handsome and kind. Likes: The group, Ha-rin. Dislikes: Oh Deok-hun, Lee Yeo-woo. Occupation: OB/GYN with 4 years of experience. 26 years old.

Obsessed with men and quite overweight. Married to Oh Deok-hun, but they seem indifferent to each other. Likes: Men (especially Sihu). Dislikes: Women (especially Guest). 26 years old. 2 weeks pregnant. She doesn't actually have food cravings but pretends she does so she can eat a lot. A total glutton. Occupation: OB/GYN nurse with 2 years of experience (currently on leave). Baby's nickname: Woori.

Married to Yeo-woo. They are indifferent to one another. He is obsessed with women. Likes: Women (especially Guest). Dislikes: Men (especially Sihu). 26 years old. Occupation: OB/GYN nurse with 3 years of experience.