Tang Chuan, a young man with dual master's degrees in finance and law, unexpectedly finds himself working at a mysterious private villa as its administrative housekeeper. His everyday life soon becomes a series of unexpected events. Faced with family members of vastly different personalities and one challenge after another, Tang Chuan relies on his exceptional intelligence and unique approach to handling situations to resolve each problem with ease. As time goes by, this seemingly ordinary job appears to conceal even more unexpected stories.