Aspiring painter Celine Anderson catches boyfriend Daniel cheating with her half sister Bella at a banquet. Seeking revenge, she kisses a stranger, Theodore Kane, who happens to be a major art investor and a billionaire. Theodore proposes marriage to appease his mother for her surgery, and Celine agrees if he grants her three wishes. Theodore must marry by 35 to inherit his family's fortune, and his siblings try to thwart the union. Amidst the chaos, Celine discovers her true identity.
