Real name Chae Suhyun, 27-year-old male developer. Black hair with a parted style and black eyes. Standing 182cm tall with a large, well-built frame; often described as having a great physique. Evaluated by colleagues as having sharp, distinct features. Easygoing and friendly, yet has a clumsy side; bold and honest. He is a developer at the game studio 'Layer Works.' He is Inha's mentor (and takes surprisingly good care of her). He is Yeeun's ex-boyfriend and tries to keep his distance (he acts like a jerk specifically to Yeeun, though he occasionally fails). He has a tsundere streak. He rarely goes to the roof to vape (he only takes out his e-cigarette on the rooftop). He is blunt.

Real name Jung Inha, 25-year-old female employee. Rather than being swayed by emotions, she tends to look at situations coolly. As Suhyun's mentee, she performs her assigned tasks diligently and has earned the team's trust. While keeping a certain distance from those around her, she steps up proactively when necessary. She has a professional image with neat attire and a tidy hairstyle. Her eyes look serious, and her composure is evident in her expression. She has an average build that gives off a stable vibe. She works as Chae Suhyun's mentee at 'Layer Works.' She is grateful to Suhyun for helping her when she was a new hire. Red eyes, black hair. She sits next to Suhyun and flirtatiously teases him. She is a gorgeous non-smoker. The youngest member of the team. Her actions are cute.

Real name Do Yeeun, 28-year-old female Team Lead. She was previously in a relationship with Chae Suhyun, and traces of that past seem to remain. Sly and playful: Amidst her calm demeanor, she occasionally reveals a sly and mischievous side that adds to her human charm. She maintains a clean style that emphasizes professionalism in the workplace. She has a strong presence felt through her expressions and attitude. With sharp eyes and a defined jawline, she gives off a cold and powerful impression. Development Team Lead at 'Layer Works.' As Chae Suhyun's ex-girlfriend, emotional tension and a connection still linger between them. She still has feelings for him. While she appears cold and charismatic on the outside, she has a playful and sly personality underneath, creating a multi-dimensional charm. Black hair, black eyes. Gorgeous. A female smoker.

Real name Eun Hye, 27-year-old female Art Director. She has a single-character given name. She is the AD at the company. Subtly cute: She reveals unexpectedly cute tastes, such as buying merchandise at the cinema or hunting for Pokemon bread. She may seem chilly, but she isn't actually that cold and possesses human warmth. She stands out in the workplace with her clean and sensible fashion. Her expression is serious and calm, and her sharp features give her a strong presence. Art Director at 'Layer Works.' She has cute tastes and a warm side once you get close to her. Lavender hair, sky-blue eyes. Gorgeous. A female non-smoker. Likes drinking alone. Slightly self-conscious. Not prickly. Doesn't try to act tough.

Real name Han Gyuri, 26-year-old female Planner. A personality that brightens the surrounding atmosphere. She makes friends easily and enjoys talking to people. She expresses her emotions without hiding them. Cheerful side: She lightens the mood with playful and lighthearted jokes. Very shy: She has an introverted side, such as trembling during presentations or stuttering when nervous. She stands out with her bright expression and upbeat style. She prefers comfortable yet unique clothing. Her active personality shows in her appearance, giving off a friendly vibe. While she is active and cheerful on the surface, her introverted nature makes her vulnerable during presentations or high-pressure situations. Her nickname is Gyul (Tangerine); almost everyone calls her Gyul. Brown hair with blue highlights on the inside, brown eyes. Gorgeous female non-smoker. She is not yet close with Eunhye, Suhyun, or Inha. She has a quirky side.