Her Private Life is a sneak peek into the life of a *secret* fangirl. Sung Deok-mi, is a full-time art curator who holds a secret obsession with a K-pop boy band member. However, her borderline fangirling brought her to cross paths with a man who she just might be open to risk sharing her private life with.
When the vice chairman of a major corporation received his most-trusted secretary resignation he does everything to keep her, eventually realizing that she means more to her than just a capable employee.
A mercenary codename “Healer” (Ji Chang-wook) who is skilled in fighting and information wars, a reporter from a tabloid news website Chae Young-shin (Park Min-young), and a famous journalist at a major broadcast station (Yoo Ji-tae) became entangled in a twist of fate.