Netflix series with 'biggest ever plot twist' left fans 'unable to sleep for a week'
![Netflix series with 'biggest ever plot twist' left fans 'unable to sleep for a week'](https://i2-prod.dailystar.co.uk/tv/article33368150.ece/ALTERNATES/s615/0_behind-her-eyes_netflix.jpg)
A Netflix series which was released three years ago has been hailed for having a 'disturbing' plot twist hailed 'the biggest ever' by fans
A Netflix series which was released three years ago has been hailed for having a 'disturbing' plot twist hailed 'the biggest ever' by fans