VIP explores the hidden relationships people keep in today’s world. Jung Sun is a skilled deputy manager at Sung Woon Department Store, where she works on the VIP Management Team, catering to the top one percent of clients. She seems to have it all—a successful career and a happy marriage with her husband, Sung Jun.

But everything changes when she receives an anonymous message claiming that Sung Jun is having an affair with someone in the office. Afraid of losing the life she’s built, Jung Sun begins quietly investigating her coworkers. As she digs deeper, the secrets of those around her begin to surface. Will she uncover the truth behind the message—and her husband’s betrayal?