After marrying into the Chen family, Shen Xiuying faces mistreatment from her in-laws and resolutely splits from the extended family to start a business. Using a family craft passed down through generations, she makes chili sauce, starting in a village mud house. Despite schemes against her, crises, and challenges in the marketplace, she never gives up. Under her lead, the family goes from silently enduring mistreatment to standing together. They turn “Spicy Sister-in-Law Sauce” into a well-known brand and change their fate through hard work and ingenuity. In the end, she resolves the family’s grudges with sincerity and leads everyone toward prosperity, showing the independence and strength of a woman of the new era, as well as the warmth of family.