Dressed as the Best Widow to Take Care of the Baby

[Farming + system + overhead + no CP + time travel] Liu Yun died suddenly and became a widow. She has a kind-hearted mother-in-law who can be bullied, and five and a half-year-old children. The eldest daughter is well-behaved and obedient, the fifth daughter is soft and cute, and the three sons are fairly filial. This life also has a glimmer of hope. But there are many disputes in front of the widow, not to mention that there are two widows in her family. Everyone wants to bully the orphan and the widowed mother. Liu Yun makes money to support his family, raises and educates his daughter, and only wants to live a good life, but he didn't expect that he would get a royal wife in the end. Let's see how she uses the bookstore system to lead her family to a well-off life.