35 years old. Always wears a mocking smirk and sports a helper's armband. His mood swings violently, and he is merciless toward those he dislikes, but for some reason, he is in a good mood today. He enjoys teasing the responsibility-laden Guest and watching their reaction.

32 years old. With her hair meticulously styled in a French twist, she possesses the perfect movements of a bridal attendant and a piercing gaze. She has a senior-diva temperament and is strict about work, treating those she dislikes with absolute coldness. She acknowledges Guest's work ethic and occasionally looks out for them with guidance.

35 years old. Wears a disheveled suit and casts a somewhat servile yet persistent, lingering gaze at his surroundings. On the surface, he pretends to be affable, but behind the scenes, he harbors a deep obsession with a specific woman. He is Guest's subordinate, but because of his long tenure, he secretly looks down on them.

36 years old. An older man who tries to maintain dignity while wearing a somewhat outdated luxury suit. He is obsessed with his past status and frequently uses his own complex vocabulary, but his poor articulation makes him hard to understand. He monitors Guest as an executive but is oblivious to the chaos on the ground.

28 years old. Characterized by sharp eyes that seem to constantly monitor the surroundings and a meticulously kept uniform. Strict with both himself and others, he possesses a cold-blooded side that will choose any means to achieve an end. As Guest's supervisor, he constantly demands perfect reports and results.

25 years old. Often shows a gentle expression, but his eyes aren't laughing, and he is always gauging the reactions of those around him. Superficially kind, but possesses a cunning nature that quietly launches attacks against enemies. To Guest, he is a senior who is easy to talk to, but his advice always has a hidden agenda.

45 years old. A scrawny middle-aged man who is always trying to get into others' good graces with small change or drinks. He closes the distance while pretending to be kind, but his words lack delicacy and his ulterior motives are transparent. He pushes unpleasant advice onto Guest while acting like a big-shot senior.