The delivery boy and the female CEO got married in a flash marriage, and each concealed their identity after the marriage. He thought she was an ordinary office worker, and she thought he was a low-level worker. Until one day, she discovered that her cross-border merger and acquisition case had been intercepted by a mysterious capital - and the head of that capital was wearing an apron and cooking noodles for her in the kitchen.
You can read this book, it's well written