Zhang Yonghong is a papercutting artist with osteogenesis imperfecta. His daughter also inherited the disease. A family of three came to Beijing in 2008 for her daughter's treatment. From then on, they stayed in Beijing by selling handmade papercutting for a living. After divorcing his wife, Mr. Zhang struggled alone in Beijing. In recent years, because business is not good and Beijing's cleanup of "Holes in the Wall", Mr. Zhang has difficulties finding a house and frequent move. Despite the enormous pressure to survive in Beijing, Mr. Zhang is reluctant to return to his hometown. To stay in Beijing, he dated a Beijing girl and hoped to marry her and have children with her. But the road to becoming a Beijinger is fraught with difficulties…