As the secretary and secret lover of CEO Joe, Selena has been painstakingly managing this secretive relationship for five years. Selena summons up her courage and decides to propose to Joe, hoping that from then on, their relationship will be officially recognized. However, before she acts, the family had already arranged a marriage for Joe. Blanchett will become his fiancée and greatly benefit his career. Disheartened, Selena begins to distance herself from Joe, which only fuels his possessiveness. Joe intensifies his pursuit of Selena, and their relationship, instead of ending, becomes even more complicated. In this clandestine romance, each constantly probes the other's true feelings, leading to significant pain for both. After going through many experiences, Joe finally understands that nothing compares to the woman he cherishes. He is no longer constrained by the outside world. His sole desire is to find Selena and begin an aboveboard relationship with her.