When he woke up, a kindergarten teacher in his thirties was dressed as Qian Laixi, a five-year-old playmate in a capitalist's house in 1952. The left hand is a broken recycling system, and the right hand is wise and eccentric grandma, while urging the whole family to provide an iron rice bowl. However, looking at the sky-high prices of marrow-cleansing pills in the mall, and then looking at the small amount of money saved in his hand, Laixi sighed.