"VIP" is a private office romance drama. It tells the secret office life of the dedicated team members who manage 1% of the upper-level VIP customers of the department store. Lee Sang-yoon plays Park Sung-jun, the leader of the VIP responsibility group of the department store. He went directly to the department store for employment after graduating from a prestigious university. He has the ability and ambition, and when he encounters a good opportunity, he is easily promoted to his current position. Many female colleagues admire him very much, and occasionally encounter very direct temptations, but he has not wavered and has always guarded only one woman. Jang Nara plays Luo Zhengshan, who is the deputy head of the VIP customer group. She looks cheerful and cheerful, but has unknown pain. She married Park Sung-jun, the leader of the same group, and formed a family, but her life collapsed due to unforeseen events.