Cantonese-Han Memoirs

This book is a completely fictional work. The background is the story of the fictional third Earth-like planet Procyon A about 837,500,000 years ago. All organizations, institutions, regions, countries, activities and related terms with similar names are fictitious. Fifty-one days before the college entrance examination, all the adults suddenly disappeared. Liu Keran, a senior science student in Hui'an City, hid in the library that had been neglected for many years. Why did he hide? How long to hide? After the two junior students arrived, she tried to walk out of here