Pink Sin(2018)

Pink Sin is a Thai drama that follows Kangsadan, an optimistic woman whose world shatters when she accepts a cruel bargain with Patsakorn, a wealthy heir who offers her a house—her last connection to her late mother—in exchange for becoming his mistress. Patsakorn, cold and indifferent beneath his charm, claims he never loved the girl who adored him. Yet his resolve wavers when Kangsadan gains the affection of his father, stirring resentment in his heart. Four years later, Patsakorn returns as a successful businessman seeking revenge on his family empire. Now a rival to his father's company, he's determined to reclaim everything he lost—and Kangsadan will pay the price for his humiliation. The series explores themes of ambition, betrayal, and the cost of love in a world of wealth and deception.