The novel mainly interprets the growth stories of several Hakka people. Against the background of the great changes of the times, it takes care of the customs and customs of the Hakka people in remote areas. It reflects the almost primitive living conditions of the Hakka rural people from the perspectives of society, economy, human nature and culture. The legendary story of Seven Dogs, with its ups and downs, innocent debut, and ending with the sound of crows, reflects the loss of a culture and the vicissitudes of time.