On the eve of her 20th birthday, Elizabeth is about to complete three years of a white marriage. However, her marriage was a political one, and her husband brought his childhood friend, whom he called his lover, into the mansion the day after the wedding. This lover took over Elizabeth's place, ruled as the lady of the house, and took away all of her husband's love. Even the servants in the mansion tormented Elizabeth. Her last hope was to dissolve the marriage through a white marriage, but she fell into her husband's despicable trap, and her hope was easily shattered. She lost her maidenhood and her life cruelly. Despite cursing her fate, she found herself in a carriage heading to the capital just before her wedding. With the chance to start over, Elizabeth vows never to make the same mistake again. Her goal is not a happy marriage but a divorce, even if it's not amicable. Using the knowledge and skills she learned during her three years of suffering, she aims to change her situation and become an independent woman. However, the Duke, her childhood friend, is becoming increasingly doting. 'You know, I'm already divorced—!' From the depths of despair to the peak of happiness, Elizabeth's second life is a whirlwind. 'I will never make the same choice again!!'