Cataleya Valdivieso is a dental student with a romantic life that is practically dead. Her shyness and lack of interest in relationships prevent her from flirting with the men in her life. However, all this changes when one night she meets the famous Doctor Isaac Garcia, her sister's boss and oh yes, twenty-two years older than her. The spark that is born from their meeting does nothing more than become a flame in which both can burn dangerously. Isaac will stop at nothing to make Cataleya his, and she will have to survive this sexy forbidden adventure or... is he the love of her life?