Liu Yu Ru is the only legitimate daughter of a former cloth merchant living a stoic life with her mother in a household where they're mistreated despite their status. Due to a misunderstanding, she is married off to Gu Jiu Si, the notorious son of Yangzhou's wealthiest family, infamous for his idle lifestyle and indolent ways. At first, Gu Jiu Si does not like Liu Yu Ru, believing her to be calculating and scheming. As she settles into her new life, she begins to learn business from her welcoming mother-in-law while growing closer to Gu Jiu Si.