All-around housewife 57

The female lead, the daughter of the richest man, broke ties with her family because she insisted on marrying the male lead. In the end, she successfully married the male lead by concealing her identity. However, the female lead secretly married into the male lead's family and became a housewife at home, wholeheartedly taking care of the male lead and his mother-in-law. The male lead achieved some success in his career, but the female lead helped him sign a billion dollar project through her own family company. Without knowing the identity of the female lead, the mother-in-law believed that the female lead did not have the money, power, or ability to help the male lead in his career, and was looked down upon by her mother-in-law. It was not until her mother-in-law and the female lead killed her child that the female lead woke up and left the male lead to restore her status as a daughter