The mother-in-law found out that the heroine's monthly salary was 13,000 yuan before the marriage, and forced her to pay 6,500 yuan in rent the day after the marriage. The heroine is neither quarrelsome nor fussy, and counterattacks accurately according to the market price, step by step to find out the shady story of her husband's property, betrothal gifts, and inheritance, and is pressing forward step by step with legal evidence in hand. Faced with her mother-in-law's mischief, spreading rumors, and disrupting the situation, the heroine directly sued, signed a marital property agreement, and moved decisively. In the end, the greedy mother-in-law betrayed her family and suffered the consequences. The couple became completely independent, bought a new house on their own, and regained a happy life.