Baibua's sister, IngFah, seduced rich men for money using Baibua's name, including Kalan's brother Korawit. When Korawit's mother cut him off financially, IngFah left him, and he committed suicide. Kalan, seeking revenge, mistook Baibua as the cause of his brother's death and treated her cruelly. Desperate for money for her father's medical bills, Baibua agreed to marry Kalan in exchange for help.