O'PENing: What Are You Doing in the Office?

What Are You Doing in the Office? is a romantic comedy drama that follows the story of Lee Da-in, a woman who finds herself in a complicated situation when she starts a new job. To her dismay, she discovers that her ex-boyfriend, Park Hyun-woo, is not only working at the same company but is also her direct supervisor. As they navigate the professional boundaries of the workplace, old feelings and unresolved conflicts begin to resurface. The series explores the tension between maintaining a professional demeanor and dealing with the emotional baggage of a past relationship. As Da-in tries to keep her private life separate from her career, the proximity of their desks and the demands of their projects force them to confront the reasons behind their breakup, leading to a series of humorous and heartfelt encounters in the office environment.