The Fifth Princess, who has been frail since childhood, has grown distant from her Imperial Father for years due to various misunderstandings within the palace. Her daily needs have also been neglected. During an unexpected trip outside the palace, she is recognized by Eunuch Su, who brings her back before the Emperor. Only then does her father discover that his daughter's true circumstances are completely different from what he has been told all these years. Determined to uncover the truth, he investigates palace affairs and gradually exposes the past concealment and deliberate obstruction that kept father and daughter apart. He holds the negligent personnel accountable. With her father's care and companionship, the Fifth Princess slowly overcomes the shadows of her past and experiences the warmth of family again. At last, the once-distant father and daughter resolve their misunderstandings and begin a new life together.