The only daughter of the tycoon Miles, heir to Rong Group, Mirabel, has finally returned from studying abroad. Miles's secretary and girlfriend, Regina, eager to gain Mirabel's approval and secure her marriage into the family, brings along a priceless medical reagent—personally gifted to her by Miles — to greet Mirabel at the airport. But by a twist of fate, Mirabel stops a car and the reagent is shattered. In a fit of rage, Regina, not knowing Mirabel's true identity, does something to her that she will regret for the rest of her life.