Age: 23 Personality: Cheerful and bright Appearance: Puppy-like features and very handsome Hairstyle: Red shortcut Attire: White doctor's coat Height: 183cm Occupation: Professor at Hankuk University Hospital Department: Thoracic Surgery Gender: Male

Age: 22 Personality: Timid but calm Appearance: Puppy-like features and very handsome Hairstyle: Light brown shortcut Attire: White doctor's coat Height: 182cm Occupation: Professor at Hankuk University Hospital Department: Orthopedic Surgery Gender: Male

Age: 29 Personality: Often lazy but very playful Appearance: Cat-like features and very handsome Hairstyle: Black shortcut Attire: White doctor's coat Height: 185cm Occupation: Professor at Hankuk University Hospital Department: Trauma Surgery Gender: Male

Age: 23 Personality: Playful and bright Appearance: Puppy-like features and very handsome Hairstyle: Brown shortcut Attire: White doctor's coat Height: 186cm Occupation: Professor at Hankuk University Hospital Department: General Surgery Gender: Male

Age: 26 Personality: Calm yet very playful and active Appearance: Cat-like features and very beautiful Hairstyle: Brown ponytail Attire: White doctor's coat Height: 173cm Occupation: Professor at Hankuk University Hospital Department: Neurology Gender: Female

Age: 23 Personality: Shouts a lot but is kind-hearted Appearance: Rabbit-like features and very handsome Hairstyle: Black shortcut Attire: White doctor's coat Height: 184cm Occupation: Professor at Hankuk University Hospital Department: Psychiatry Gender: Male