The two young sisters found that all the mirrors in their estranged aunt's house were covered or hidden. When one of them accidentally discovered a mirror in the basement, she unknowingly released a malicious demon.(小心身后)先行预告(小心背后)好看吗?【小心背后】上映地区小心身后:百度网盘分享地址《小心身后》主角阵容小心身后:故事大意