The film mainly tells that there is a "Worry-Relief Barbershop" in an unremarkable street under the city wall. Guests who come to have a haircut can confide in their hearts at will. The boss, A Quan, will patiently listen to every customer tell their story. A Quan also has a small world in his heart. He firmly believes that when the meteor shower comes, all his wishes can be realized, but no one believes it. Until one day he met Ye Zhenzhen, a terminally ill girl, and they were in love with each other.