Winter, Urban Villages in Beijing. Daqing is a fool, Daqing Family and three young people living in the courtyard together. Daqing always mends the sky on the roof, Laishun likes to stay on the roof and read books. Daqing's dog has been barking. Xiaofei and Ajun couldn't sleep.
Xiaofei and Jun have found new ways of entertainment,they tortured the dog. The dog finally broke free and ran out of the yard. Daqing and his parents just came back from the outside on a tricycle.The car can't hide and roll over. Daqing's parents left Beijing.After the Spring Festival, Lai Shun met the dog on the roadside...