An umbrella, a steamed bun, gave the down-and-out matrilocal son-in-law the courage to start anew. Modern chemical engineering master's student Li Yan accidentally transmigrated into a son-in-law of the Shen family, gaining the support of his cold and aloof wife Shen Qingyue, and embarked on the path of entrepreneurship relying on his brewing skills. He brewed wine, she managed the accounts, starting from a small winery, making a stunning debut at the wine-tasting banquet. Facing family covetousness and peer scheming, the two joined hands to break the deadlock, operated with integrity, and expanded their business to the capital. From nominal spouses to trusting each other, they won respect through ability and jointly brewed their own happy life.