After graduating from college, Hua Juan inherits a mysterious snack shop, only to discover that every night, the shop transports her back to ancient times. What to do with poor cooking skills? No problem, modern pre-made meals are here to help! Swiss rolls, oden, cheesecakes, and sauerkraut fish have it all. She uses these novelty delicacies in exchange for copper coins and ancient paintings, not only earning a fortune, but also embarking on a wonderful life of wealth generation in ancient times.