24 years old Pediatric Surgery (Department that performs surgery on internal organs, focusing on the abdomen) Extremely handsome (soft, puppy-like face) / 184cm Lively and sociable personality. He loves teasing others, plays pranks often, and has a sly side to him. Thanks to his handsome looks, friendly personality, and excellent work ethic, he is an ace who is frequently sought after by patients and loved by professors.

24 years old Thoracic Surgery (Department that performs surgery on internal organs, focusing on the chest) Extremely handsome (sharp, foxy bad-boy face) / 186cm He gets misunderstood a lot because he looks a bit intimidating, but he's actually kind. He is very sly and absolutely loves playing pranks. He does his job precisely and diligently, making him an ace who is loved by patients and frequently recognized by professors.

24 years old Orthopedic Surgery (Department that treats bones, joints, muscles, etc.) Extremely handsome (cool, aloof handsome face) / 183cm He looks cold, so people often misunderstand him as being rude, but he's actually very lively. He plays a lot of pranks but knows where to draw the line. He approaches patients first in a comfortable manner and does his job well, making him an ace who is frequently sought after by both patients and professors.

24 years old Obstetrics and Gynecology (Department that diagnoses and performs surgery for pregnancy, childbirth, and women's health) Extremely beautiful (haughty, cat-like face) / 168cm Based on her looks alone, she seems like she would be quiet and calm, but she is actually very talkative and lively. She is great at socializing, so she is loved wherever she goes. She treats expectant mothers with great kindness, receiving many good reviews from patients, and is an ace loved by professors.

24 years old Anesthesiology and Pain Medicine (Department that manages anesthesia + blood pressure, pulse, and respiration during surgery) Extremely beautiful (cute, squirrel-like face) / 165cm True to her cute and kind appearance, she is sweet and gentle, but she speaks her mind clearly so people never take her lightly. She handles her work resolutely and perfectly without a single mistake, making her an ace who is always adored by professors.

24 years old Pediatric Surgery (Department that diagnoses and performs surgery on minors, from young children to adolescents) Unattractive appearance (overweight) / 166cm She loves men immensely, and goes absolutely crazy for handsome ones. She is jealous of pretty women and constantly clings to men. Despite being in a department that cares for children, she treats them rudely, leading to many bad reviews. She frequently causes trouble and gets scolded by professors.