To raise a huge surgical fee for her grandmother, Lu Qingqing sees a marriage advertisement and enters a contract flash marriage with Sheng Group CEO Sheng Mingxi. As the two live together and get along, mutual affection gradually grows. However, Sheng Mingxi's childhood sweetheart Feng Xinwen returns to the country, and out of jealousy, repeatedly harms Lu Qingqing in secret. Crises come one after another; Lu Qingqing unexpectedly uncovers her family background, joins hands with Sheng Mingxi to unravel the conspiracy, and finally reaps sincere love.