After transmigrating into a novel, Sammy Simon becomes a fake heiress, forced by her foster family to replace the real heiress Sissy Lynch and marry Andy Smith, an older man rumored to have three children. Sammy, aware of the plot, recognizes Andy's stability and reliability, deciding to honor the marriage arrangement. With each encounter, she captivates Andy, who transitions from initial indifference to falling completely in love with her.
After bearing a child for her jerk of a husband, she was brought home to her birth parents. To her surprise, she's actually the daughter of a rich and powerful family. From then on, she is doted on by her gentle and powerful childhood sweetheart as they torment the jerks in her life