After reaching adulthood, Su Wan spent years taking care of her family at home. Unexpectedly, her newlywed brother and his wife plotted against her, stubbornly urging her to split up and move out under the pretext of preparing for pregnancy. With a cold heart, Su Wan calmly left, only to reveal that she had long ago purchased a property downstairs. Her sister-in-law's greed did not wane; she repeatedly coveted this apartment, even fabricating lies and setting traps. Facing one hardship after another, Su Wan calmly dealt with them and exposed the other party's pretense one by one. After weathering the storms, her brother suddenly came to his senses, the greedy sister-in-law reaped the bitter fruits of her own actions, and the family finally returned to a stable and happy life.