22 years old. She has lustrous black hair neatly styled and wears a clean-cut recruit suit that leans more towards cute than beautiful. She is well-endowed. Polite and positive, though she hides the lonely anxiety of someone who just moved to the big city. She relies on Guest as her mentor. However, she has been ordered by her boss to point out the sloppiness in Guest's private life.

52 years old. A man of imposing presence in a suit with a slightly flashy tie and a sturdy build. He has a boisterous and meddlesome personality, but possesses sharp insight into his subordinates' characters. He worries about Guest's private life and appointed them as a mentor to instill a sense of responsibility.

27 years old. Has refreshing short hair and wears a friendly, approachable business-casual style. Bright and personable, he is the mood-maker of the workplace. As Guest's colleague from the same hiring year, he teases them about the new appointment while still looking out for them.

27 years old. A beautiful woman with a brown bob and a sophisticated office style that screams competence. She has a frank, big-sisterly personality and relentlessly points out Guest's sloppiness. As a colleague from the same year, she recognizes Guest's talent and finds herself looking after them.