Although Chu Fan (played by Chan Kam Hung) and Chu Ci (played by Ron Ng) live in the same era, the eras in their hearts are quite different. Chu Fan still misses the old days of the 1960s and the human relationships of that time; while Chu Ci just feels that the present is still not fast enough. Chu Ci, who works in a tobacco company, is like a fish in water. He is eloquent and his position has been promoted again and again, and his salary has been increased again and again. But Chu Fan, as a father, can't stand it. Later, Chu Fan suffers from Alzheimer's disease, and Chu Ci has to take care of him. By mistake, Chu Ci actually traveled back to the 1960s when his father lived! The father and son became brothers in an instant. The stage of the story is the wonton noodle shop of that year, and there are all kinds of tenants. How should Chu Ci, who was quite uncomfortable at first, deal with this sudden situation, and how will the relationship between the father and son develop...