One day, Leticia, the daughter of a baronial family, is asked by First Prince Diony to "help him break off his engagement." The reason is to free Melissa, the daughter of a ducal family and Prince Diony's fiancée, from her engagement to the royal family. Diony explains that Melissa already has someone she loves and he wishes to see her marry that person. In exchange for her cooperation, Leticia's family will receive the full repayment of their debts. Leticia accepts the role of a fake lover, undertakes the task of breaking the engagement, and successfully accomplishes it, but at her own public denouncement, the situation takes an unexpected and ominous turn...