At her wedding, Yelena Payne was publicly ridiculed for looking like a pig. Her betrothed, Williams Gray, also developed a strong aversion towards her. Heartbroken, Yelena stumbled upon a book titled Best Methods of Losing Weight at home and embarked on a devilish weight-loss journey lasting one month. She transformed into a stunning beauty that captured everyone's attention at Williams' grandfather's birthday banquet. Williams found himself drawn to Yelena and apologized for hurting her, but Yelena remained unmoved. Williams then began the pursuit of his wife.
On her first day back with her biological family, sharp-tongued Kasey is made to take someone else's place as the bride. With quick wit and a fierce spirit, she exposes the fake heiress, battles her hostile relatives, and uses her hidden talents to stay in the family while searching for answers to an old case.