Zhang, a 65-year-old automotive engineer who still can't retire, is reassigned by his company to clean the toilets. But then he gets a System that can take anything off the market. Starting from scratch, he sets out to get revenge and build a business, taking on Toyota, kicking Tesla to the curb, sweeping the AI market, and developing his own powerful chips. In the end, he even starts a web-novel platform to take on Tomato.