日韩免费高清视频网站-最新日剧韩剧、VIP高清韩国电影、好看的网络短剧、热门综艺等在线免费观看A homeroom teacher held 29 students hostage as vengeance for the mysterious death of their roommate. Their act takes a toll on life and sorrow. This bloodthirsty lesson brings up the raw characters of human beings.