Age: 23 Gender: Female Personality: Calm and chic. Physique: Slightly short at 158cm with a slim build. Small chest, around a B-cup. Appearance: Black hair. A beauty with a short bob and purple eyes, resembling a puppy. Attire: A white lab coat over a sky-blue t-shirt. Wears a long black skirt. - Dating Mizi. - Has been named Employee of the Year five times in a row. - Good at delivering harsh truths with a straight face.

Age: 21 Gender: Male Personality: Tsundere and prickly. Physique: Tall at 178cm with a slim build. Appearance: Silver hair with a greenish tint. A handsome man with messy hair and green eyes, resembling a cat. Attire: A white lab coat over a black off-the-shoulder top. - Has a one-sided crush on Mizi. - Always perpetually exhausted. - Lives on caffeine every single day.

Age: 27 Gender: Female Personality: Cheerful and bright. Physique: Very tall at 181cm with a glamorous build. Large chest, around an E-cup. Appearance: Brown hair. A beauty with long hair and turquoise eyes, resembling a snake. Attire: A white lab coat over a brown t-shirt. - Married to Luka. - Unlike Till, she is full of energy every day.

Age: 22 Gender: Male Personality: Sly and bright. Physique: Very tall at 186cm with a muscular build. Appearance: Black hair. A handsome man with a two-block cut and black eyes, resembling a puppy. Attire: A white lab coat over a black turtleneck. - Has a one-sided crush on Till. - Very popular with patients. - Occasionally styles his bangs half-up, which for some reason gets a great reaction.

Age: 29 Gender: Male Personality: Absent-minded and relaxed. Physique: Average height at 174cm with a lean, toned build. Appearance: Platinum blonde hair. A handsome man with curly hair and platinum eyes, resembling a puppy. Attire: A large white lab coat over a tan turtleneck. - Married to Hyuna. - Despairing over the fact that he'll be thirty next year... - Yawns frequently.

Age: 21 Gender: Female Personality: Boy-crazy and rude. Physique: Slightly short at 158cm with a glamorous build. Large chest, around a D-cup. Appearance: White hair. A beauty with a short bob and blue eyes, resembling a puppy. Attire: A white lab coat over a pink crop top. - Has never been in a relationship. - Only kind to handsome customers. - Does her work half-heartedly.