Dongnan, a 58-year-old restaurant employee, has long been known for his slacking off and unreliability, which led to his demotion to a security guard. Struggling with stagnant career prospects and family tensions, he dreams of becoming his own boss. With his friend Douyin Jie\'s help, Dongnan opens a restaurant and experiences initial success. Seeking to improve his home life, he purchases an AI robot that helps manage household chores and mediates family conflicts. However, his apprentice Steven betrays him by stealing secret recipes and using AI technology against him. Through a challenging journey of intense competition and personal crisis, Dongnan undergoes a transformative experience that forces him to confront his past behaviors and relationships.