Relationship consultant Scarlett goes undercover as a humble office cleaner to test billionaire CEO Julian with a highly potent love perfume. The experiment goes wildly off the rails when an accidental encounter causes Julian to mistake her for his long-lost mother and move right into her tiny apartment. As Julian's greedy fiancée and corrupt uncle scheme to steal his empire, Scarlett steps up to protect him—unaware that Julian was never actually fooled, and is playing a genius double game of his own.