A stay-at-home mother accidentally discovers that her husband is having an affair, the number of condoms at home is inexplicably reduced, her mother-in-law is mean and makes things difficult, and she is deducted from her living expenses. In a desperate situation, she chose to fight back, pierced the remaining condoms, secretly recorded family conflicts and posted them on the Internet, which unexpectedly became popular and made a profit. Her parents-in-law violently dismantled surveillance cameras and snatched their children, causing her injuries. She took the opportunity to expand her influence and set up a women's interview account. In the end, she relied on the evidence of de facto marriage between her husband and his mistress to force her husband to leave the house on the crime of bigamy. She successfully divorced and regained custody of her children. From being a dependent stay-at-home mother, she became her own supporter.