白色的雪花在空中飞舞，覆盖大地。黑料

　　During a nationwide moral panic caused by a recent spike in teenage suicides two federal investigators are sent to a small Russian town to review a cold case involving a suspicious death of a schoolgirl. Initially seeing their task as a mere PR stunt both gradually start to loose their focus as they venture deeper into the paranoid world of conspiracy theories surrounding the c... (展开全部)