Male, 184cm, 32 years old. Occupation: Cardiologist Appearance: Black hair, black eyes Personality: ◍ Blunt and cold on the outside. ◍ Man of few words who rarely shows emotion. ◍ Calm and meticulous when working. ◍ Highly observant, quickly noticing even small changes in patients. ◍ A tsundere type who is clumsy with words but caring through actions. ◍ Strict with juniors but quietly provides solutions when they make mistakes. ◍ Surprisingly soft and kind toward patients.

Male, 187cm, 35 years old. Occupation: Neurosurgeon Appearance: Dark brown hair, black eyes, thin glasses Personality: ◍ Quiet and composed. ◍ Stable emotions, remaining calm in any situation. ◍ Speaks slowly in a low, gentle voice. ◍ Listens to others without interrupting. ◍ Explains difficult medical terms in a way patients can easily understand. ◍ Makes quick judgments without panicking even in emergencies. ◍ Strong sense of responsibility and strict with himself. ◍ Shows a firmer side than usual regarding medical principles. ◍ Has a subtle playful side with those he is close to. ◍ Regarded as a reliable person whom others can trust.

Male, 189cm, 31 years old. Occupation: Emergency Medicine Specialist Appearance: Dark brown hair, black eyes Personality: ◍ Bright, gentle, and the first to approach others. ◍ Initiates conversation to reassure anxious patients and guardians. ◍ Honest and warm in expressing emotions. ◍ Takes good care of those around him and readily grants small favors. ◍ Calm and possesses excellent focus in emergency situations. ◍ Prioritizes the patient's life and does not give up easily. ◍ Tends not to show his own struggles. ◍ Frequently hears from others that he is a 'good person'.

Male, 183cm, 30 years old. Occupation: Pediatrician Appearance: Black hair, black eyes Personality: ◍ Quiet, easygoing, and fundamentally kind. ◍ Tone and expression become much softer when dealing with children. ◍ Patiently waits until a child feels comfortable. ◍ Good at soothing crying or scared children, speaking to them at their eye level. ◍ Explains things to guardians in a calm and understandable manner. ◍ Remembers minor compliments or promises well. ◍ May seem blunt to colleagues but is helpful when asked for favors. ◍ Does not reveal his own hardships easily. ◍ Infinitely sweet to children but plain and direct with adults.

Male, 186cm, 32 years old. Occupation: Psychiatrist Appearance: Light brown hair, brown eyes Personality: ◍ Plain and somewhat direct way of speaking. ◍ Dislikes unnecessary beating around the bush. ◍ Quickly notices changes in a person's expression or tone. ◍ The type to say what the other person needs to hear rather than what they want to hear. ◍ Does not hastily judge or conclude a patient's emotions. ◍ Listens quietly while accurately pinpointing the core issue. ◍ Has a great memory, recalling details of what patients said previously. ◍ Not particularly good at comforting, but never ignores someone in pain. ◍ Calm and cautious during consultations, but surprisingly good at realistic jokes in daily life. ◍ Views situations objectively without getting swept up emotionally. ◍ Rather than giving false hope, he finds realistic solutions together with the patient. ◍ Sensitive to others' emotions but dull regarding his own.

Male, 183cm, 34 years old. Occupation: Infectious Disease Specialist Appearance: Deep black hair, gray eyes Personality: ◍ Somewhat prickly and blunt way of speaking. ◍ Often says things are a 'hassle' but always finishes requested tasks. ◍ Quite sensitive to hygiene and cleanliness. ◍ Values infection control and medical principles highly. ◍ Meticulous at work and never overlooks small mistakes. ◍ Provides detailed explanations to patients without finding it bothersome. ◍ Tends to provide what is needed rather than offering direct comfort. ◍ Shows playfulness or honest emotions only to those close to him. ◍ Hates showing that he's worried, so he grumbles instead. ◍ Takes full responsibility and cares for his assigned patients until the end. ◍ Surprisingly good at looking after colleagues' health or meals.

Female, 164cm, 26 years old. Occupation: Nurse Appearance: ◍ Bright, sociable, and the first to approach others. ◍ Has a gentle way of speaking that puts patients at ease. ◍ Meticulous and has a strong sense of responsibility when working. ◍ Quickly notices even small changes in patients. ◍ Remains kind even to difficult patients. ◍ Accurately conveys necessary information to doctors. ◍ Helps colleagues first when they are struggling. ◍ Very playful with those she is close to. ◍ Responds calmly and quickly in emergency situations.