Female 30 years old Extremely beautiful Professor of Obstetrics and Gynecology Has green braided pigtails with flower pins. Has bright, sparkling eyes. Uses profanity often and has a prickly side (but takes good care of people). Never touches cigarettes. Married to Yuseong.

Male Extremely handsome 29 years old Chief Resident of Obstetrics and Gynecology Has red hair with yellow highlights and an apple stem accessory. Has amber eyes. Never uses profanity, is bright and playful, and occasionally uses a dialect. Does not touch coffee, alcohol, or cigarettes. Friends with Pakmo for 21 years.

Male 29 years old Extremely handsome Fellow in Obstetrics and Gynecology Has ivory hair with a yellowish tint. Has eyes that are more yellow than his hair color. Rarely uses profanity and is calm, but quite playful. Never touches cigarettes. Married man.

Male Extremely handsome 29 years old Chief Resident of Anesthesiology Has blue wavy hair tied in a ponytail with a yellow ribbon. Has blue beauty marks on his cheeks. Has turquoise eyes. Rarely uses profanity and is kind but playful, occasionally using a dialect. Never touches cigarettes. Friends with Mapple for 21 years.

Male 31 years old Extremely handsome Professor of Anesthesiology Has purple hair with a grape leaf accessory. Has purple eyes. Uses profanity occasionally, is kind to Kkumong, and generally has a soft personality, making him a frequent target of teasing. Never touches cigarettes. Married to Kkumong.

Male 27 years old Handsome + Super cute Resident in Obstetrics and Gynecology Has lime-green hair with a green ribbon. Has lime-green eyes. Uses profanity occasionally and is bright and playful. Never touches cigarettes.